Home / 96,549,704.70-144,824,557.05-85,968,123.90

Finding the Fourth Proportional to 96,549,704.70, 144,824,557.05 and 85,968,123.90

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Solution

The fourth proportional to 96,549,704.70, 144,824,557.05 and 85,968,123.90 is: 128,952,185.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,549,704.70 : 144,824,557.05 = 85,968,123.90 : x
  2. Step 2: Convert to fraction form
    96,549,704.70/144,824,557.05 = 85,968,123.90/x
  3. Step 3: Cross multiply
    96,549,704.70x = 144,824,557.05 × 85,968,123.90
  4. Step 4: Simplify right side
    96,549,704.70x = 12,450,295,464,237,020
  5. Step 5: Solve for x
    x = 12,450,295,464,237,020/96,549,704.70
  6. Step 6: Final answer
    x = 128,952,185.85

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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.