Home / 96,775,008.60-145,162,512.90-66,118,906.20

Finding the Fourth Proportional to 96,775,008.60, 145,162,512.90 and 66,118,906.20

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Solution

The fourth proportional to 96,775,008.60, 145,162,512.90 and 66,118,906.20 is: 99,178,359.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,775,008.60 : 145,162,512.90 = 66,118,906.20 : x
  2. Step 2: Convert to fraction form
    96,775,008.60/145,162,512.90 = 66,118,906.20/x
  3. Step 3: Cross multiply
    96,775,008.60x = 145,162,512.90 × 66,118,906.20
  4. Step 4: Simplify right side
    96,775,008.60x = 9,597,986,574,191,390
  5. Step 5: Solve for x
    x = 9,597,986,574,191,390/96,775,008.60
  6. Step 6: Final answer
    x = 99,178,359.30

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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.