Home / 149,451,332.40-224,176,998.60-84,881,250.90

Finding the Fourth Proportional to 149,451,332.40, 224,176,998.60 and 84,881,250.90

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Solution

The fourth proportional to 149,451,332.40, 224,176,998.60 and 84,881,250.90 is: 127,321,876.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,451,332.40 : 224,176,998.60 = 84,881,250.90 : x
  2. Step 2: Convert to fraction form
    149,451,332.40/224,176,998.60 = 84,881,250.90/x
  3. Step 3: Cross multiply
    149,451,332.40x = 224,176,998.60 × 84,881,250.90
  4. Step 4: Simplify right side
    149,451,332.40x = 19,028,424,064,175,548
  5. Step 5: Solve for x
    x = 19,028,424,064,175,548/149,451,332.40
  6. Step 6: Final answer
    x = 127,321,876.35

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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.