Home / 1,113,233,290.52-1,536,280,443.78-611,488,468.76

Finding the Fourth Proportional to 1,113,233,290.52, 1,536,280,443.78 and 611,488,468.76

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Solution

The fourth proportional to 1,113,233,290.52, 1,536,280,443.78 and 611,488,468.76 is: 843,864,250.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,113,233,290.52 : 1,536,280,443.78 = 611,488,468.76 : x
  2. Step 2: Convert to fraction form
    1,113,233,290.52/1,536,280,443.78 = 611,488,468.76/x
  3. Step 3: Cross multiply
    1,113,233,290.52x = 1,536,280,443.78 × 611,488,468.76
  4. Step 4: Simplify right side
    1,113,233,290.52x = 939,417,776,152,965,376
  5. Step 5: Solve for x
    x = 939,417,776,152,965,376/1,113,233,290.52
  6. Step 6: Final answer
    x = 843,864,250.34

Related Problems

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Half scale
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Double scale
Find fourth proportional to 1,113,233,291.52, 1,536,280,445.16 and 611,488,469.76
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.