Home / 135,757,266.56-203,636,932.32-38,712,890.96

Finding the Fourth Proportional to 135,757,266.56, 203,636,932.32 and 38,712,890.96

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Solution

The fourth proportional to 135,757,266.56, 203,636,932.32 and 38,712,890.96 is: 58,069,630.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,757,266.56 : 203,636,932.32 = 38,712,890.96 : x
  2. Step 2: Convert to fraction form
    135,757,266.56/203,636,932.32 = 38,712,890.96/x
  3. Step 3: Cross multiply
    135,757,266.56x = 203,636,932.32 × 38,712,890.96
  4. Step 4: Simplify right side
    135,757,266.56x = 7,883,374,356,333,060
  5. Step 5: Solve for x
    x = 7,883,374,356,333,060/135,757,266.56
  6. Step 6: Final answer
    x = 58,069,630.86

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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.