Home / 99,824,672.40-149,737,008.60-35,127,963.60

Finding the Fourth Proportional to 99,824,672.40, 149,737,008.60 and 35,127,963.60

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Solution

The fourth proportional to 99,824,672.40, 149,737,008.60 and 35,127,963.60 is: 52,691,945.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,824,672.40 : 149,737,008.60 = 35,127,963.60 : x
  2. Step 2: Convert to fraction form
    99,824,672.40/149,737,008.60 = 35,127,963.60/x
  3. Step 3: Cross multiply
    99,824,672.40x = 149,737,008.60 × 35,127,963.60
  4. Step 4: Simplify right side
    99,824,672.40x = 5,259,956,187,673,687
  5. Step 5: Solve for x
    x = 5,259,956,187,673,687/99,824,672.40
  6. Step 6: Final answer
    x = 52,691,945.40

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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.