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Finding the Fourth Proportional to 40,372,602.60, 60,558,903.90 and 40,372,602.60

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Solution

The fourth proportional to 40,372,602.60, 60,558,903.90 and 40,372,602.60 is: 60,558,903.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,372,602.60 : 60,558,903.90 = 40,372,602.60 : x
  2. Step 2: Convert to fraction form
    40,372,602.60/60,558,903.90 = 40,372,602.60/x
  3. Step 3: Cross multiply
    40,372,602.60x = 60,558,903.90 × 40,372,602.60
  4. Step 4: Simplify right side
    40,372,602.60x = 2,444,920,561,046,290
  5. Step 5: Solve for x
    x = 2,444,920,561,046,290/40,372,602.60
  6. Step 6: Final answer
    x = 60,558,903.90

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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.