Home / 283,357,137.52-391,027,537.56-157,906,572.90

Finding the Fourth Proportional to 283,357,137.52, 391,027,537.56 and 157,906,572.90

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Solution

The fourth proportional to 283,357,137.52, 391,027,537.56 and 157,906,572.90 is: 217,908,110.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,357,137.52 : 391,027,537.56 = 157,906,572.90 : x
  2. Step 2: Convert to fraction form
    283,357,137.52/391,027,537.56 = 157,906,572.90/x
  3. Step 3: Cross multiply
    283,357,137.52x = 391,027,537.56 × 157,906,572.90
  4. Step 4: Simplify right side
    283,357,137.52x = 61,745,818,365,625,632
  5. Step 5: Solve for x
    x = 61,745,818,365,625,632/283,357,137.52
  6. Step 6: Final answer
    x = 217,908,110.26

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.