Home / 1,337,126,643.90-2,005,689,965.85-1,107,355,175.10

Finding the Fourth Proportional to 1,337,126,643.90, 2,005,689,965.85 and 1,107,355,175.10

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Solution

The fourth proportional to 1,337,126,643.90, 2,005,689,965.85 and 1,107,355,175.10 is: 1,661,032,762.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,337,126,643.90 : 2,005,689,965.85 = 1,107,355,175.10 : x
  2. Step 2: Convert to fraction form
    1,337,126,643.90/2,005,689,965.85 = 1,107,355,175.10/x
  3. Step 3: Cross multiply
    1,337,126,643.90x = 2,005,689,965.85 × 1,107,355,175.10
  4. Step 4: Simplify right side
    1,337,126,643.90x = 2,221,011,163,330,139,392
  5. Step 5: Solve for x
    x = 2,221,011,163,330,139,392/1,337,126,643.90
  6. Step 6: Final answer
    x = 1,661,032,762.65

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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.