Home / 96,671,708.20-145,007,562.30-53,673,538.60

Finding the Fourth Proportional to 96,671,708.20, 145,007,562.30 and 53,673,538.60

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Solution

The fourth proportional to 96,671,708.20, 145,007,562.30 and 53,673,538.60 is: 80,510,307.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,671,708.20 : 145,007,562.30 = 53,673,538.60 : x
  2. Step 2: Convert to fraction form
    96,671,708.20/145,007,562.30 = 53,673,538.60/x
  3. Step 3: Cross multiply
    96,671,708.20x = 145,007,562.30 × 53,673,538.60
  4. Step 4: Simplify right side
    96,671,708.20x = 7,783,068,992,400,956
  5. Step 5: Solve for x
    x = 7,783,068,992,400,956/96,671,708.20
  6. Step 6: Final answer
    x = 80,510,307.90

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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.