Home / 138,926,876.04-208,420,407.18-41,874,464.52

Finding the Fourth Proportional to 138,926,876.04, 208,420,407.18 and 41,874,464.52

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Solution

The fourth proportional to 138,926,876.04, 208,420,407.18 and 41,874,464.52 is: 62,820,767.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    138,926,876.04 : 208,420,407.18 = 41,874,464.52 : x
  2. Step 2: Convert to fraction form
    138,926,876.04/208,420,407.18 = 41,874,464.52/x
  3. Step 3: Cross multiply
    138,926,876.04x = 208,420,407.18 × 41,874,464.52
  4. Step 4: Simplify right side
    138,926,876.04x = 8,727,492,945,702,864
  5. Step 5: Solve for x
    x = 8,727,492,945,702,864/138,926,876.04
  6. Step 6: Final answer
    x = 62,820,767.26

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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.