Home / 133,887,692.31-200,739,854.29-68,181,641.97

Finding the Fourth Proportional to 133,887,692.31, 200,739,854.29 and 68,181,641.97

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Solution

The fourth proportional to 133,887,692.31, 200,739,854.29 and 68,181,641.97 is: 102,225,773.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,887,692.31 : 200,739,854.29 = 68,181,641.97 : x
  2. Step 2: Convert to fraction form
    133,887,692.31/200,739,854.29 = 68,181,641.97/x
  3. Step 3: Cross multiply
    133,887,692.31x = 200,739,854.29 × 68,181,641.97
  4. Step 4: Simplify right side
    133,887,692.31x = 13,686,772,874,310,748
  5. Step 5: Solve for x
    x = 13,686,772,874,310,748/133,887,692.31
  6. Step 6: Final answer
    x = 102,225,773.24

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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.