Home / 67,068,002.80-100,602,004.20-55,730,594.80

Finding the Fourth Proportional to 67,068,002.80, 100,602,004.20 and 55,730,594.80

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Solution

The fourth proportional to 67,068,002.80, 100,602,004.20 and 55,730,594.80 is: 83,595,892.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,068,002.80 : 100,602,004.20 = 55,730,594.80 : x
  2. Step 2: Convert to fraction form
    67,068,002.80/100,602,004.20 = 55,730,594.80/x
  3. Step 3: Cross multiply
    67,068,002.80x = 100,602,004.20 × 55,730,594.80
  4. Step 4: Simplify right side
    67,068,002.80x = 5,606,609,532,138,098
  5. Step 5: Solve for x
    x = 5,606,609,532,138,098/67,068,002.80
  6. Step 6: Final answer
    x = 83,595,892.20

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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.