Home / 137,614,748.59-206,319,018.82-83,014,606.86

Finding the Fourth Proportional to 137,614,748.59, 206,319,018.82 and 83,014,606.86

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Solution

The fourth proportional to 137,614,748.59, 206,319,018.82 and 83,014,606.86 is: 124,459,713.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,614,748.59 : 206,319,018.82 = 83,014,606.86 : x
  2. Step 2: Convert to fraction form
    137,614,748.59/206,319,018.82 = 83,014,606.86/x
  3. Step 3: Cross multiply
    137,614,748.59x = 206,319,018.82 × 83,014,606.86
  4. Step 4: Simplify right side
    137,614,748.59x = 17,127,492,235,881,114
  5. Step 5: Solve for x
    x = 17,127,492,235,881,114/137,614,748.59
  6. Step 6: Final answer
    x = 124,459,713.89

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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.