Home / 45,331,220.60-67,996,830.90-38,316,199.40

Finding the Fourth Proportional to 45,331,220.60, 67,996,830.90 and 38,316,199.40

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Solution

The fourth proportional to 45,331,220.60, 67,996,830.90 and 38,316,199.40 is: 57,474,299.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,331,220.60 : 67,996,830.90 = 38,316,199.40 : x
  2. Step 2: Convert to fraction form
    45,331,220.60/67,996,830.90 = 38,316,199.40/x
  3. Step 3: Cross multiply
    45,331,220.60x = 67,996,830.90 × 38,316,199.40
  4. Step 4: Simplify right side
    45,331,220.60x = 2,605,380,131,332,481.50
  5. Step 5: Solve for x
    x = 2,605,380,131,332,481.50/45,331,220.60
  6. Step 6: Final answer
    x = 57,474,299.10

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1.5x scale

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.