Home / 103,997,366.60-155,996,049.90-73,764,278.60

Finding the Fourth Proportional to 103,997,366.60, 155,996,049.90 and 73,764,278.60

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Solution

The fourth proportional to 103,997,366.60, 155,996,049.90 and 73,764,278.60 is: 110,646,417.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,997,366.60 : 155,996,049.90 = 73,764,278.60 : x
  2. Step 2: Convert to fraction form
    103,997,366.60/155,996,049.90 = 73,764,278.60/x
  3. Step 3: Cross multiply
    103,997,366.60x = 155,996,049.90 × 73,764,278.60
  4. Step 4: Simplify right side
    103,997,366.60x = 11,506,936,085,323,102
  5. Step 5: Solve for x
    x = 11,506,936,085,323,102/103,997,366.60
  6. Step 6: Final answer
    x = 110,646,417.90

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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.