Home / 1,163,706,775.20-1,745,555,570.10-345,819,076.20

Finding the Fourth Proportional to 1,163,706,775.20, 1,745,555,570.10 and 345,819,076.20

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Solution

The fourth proportional to 1,163,706,775.20, 1,745,555,570.10 and 345,819,076.20 is: 518,727,249.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,163,706,775.20 : 1,745,555,570.10 = 345,819,076.20 : x
  2. Step 2: Convert to fraction form
    1,163,706,775.20/1,745,555,570.10 = 345,819,076.20/x
  3. Step 3: Cross multiply
    1,163,706,775.20x = 1,745,555,570.10 × 345,819,076.20
  4. Step 4: Simplify right side
    1,163,706,775.20x = 603,646,414,707,746,304
  5. Step 5: Solve for x
    x = 603,646,414,707,746,304/1,163,706,775.20
  6. Step 6: Final answer
    x = 518,727,249.49

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Double scale
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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.