Home / 67,156,946.20-100,735,419.30-53,720,018.20

Finding the Fourth Proportional to 67,156,946.20, 100,735,419.30 and 53,720,018.20

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Solution

The fourth proportional to 67,156,946.20, 100,735,419.30 and 53,720,018.20 is: 80,580,027.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,156,946.20 : 100,735,419.30 = 53,720,018.20 : x
  2. Step 2: Convert to fraction form
    67,156,946.20/100,735,419.30 = 53,720,018.20/x
  3. Step 3: Cross multiply
    67,156,946.20x = 100,735,419.30 × 53,720,018.20
  4. Step 4: Simplify right side
    67,156,946.20x = 5,411,508,558,180,631
  5. Step 5: Solve for x
    x = 5,411,508,558,180,631/67,156,946.20
  6. Step 6: Final answer
    x = 80,580,027.30

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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.