Home / 1,226,836,064.10-1,840,206,856.95-408,948,365.10

Finding the Fourth Proportional to 1,226,836,064.10, 1,840,206,856.95 and 408,948,365.10

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Solution

The fourth proportional to 1,226,836,064.10, 1,840,206,856.95 and 408,948,365.10 is: 613,406,801.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,226,836,064.10 : 1,840,206,856.95 = 408,948,365.10 : x
  2. Step 2: Convert to fraction form
    1,226,836,064.10/1,840,206,856.95 = 408,948,365.10/x
  3. Step 3: Cross multiply
    1,226,836,064.10x = 1,840,206,856.95 × 408,948,365.10
  4. Step 4: Simplify right side
    1,226,836,064.10x = 752,549,585,595,512,192
  5. Step 5: Solve for x
    x = 752,549,585,595,512,192/1,226,836,064.10
  6. Step 6: Final answer
    x = 613,406,801.13

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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.