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Finding the Fourth Proportional to 37,658,793.60, 56,488,190.40 and 37,658,793.60

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Solution

The fourth proportional to 37,658,793.60, 56,488,190.40 and 37,658,793.60 is: 56,488,190.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,658,793.60 : 56,488,190.40 = 37,658,793.60 : x
  2. Step 2: Convert to fraction form
    37,658,793.60/56,488,190.40 = 37,658,793.60/x
  3. Step 3: Cross multiply
    37,658,793.60x = 56,488,190.40 × 37,658,793.60
  4. Step 4: Simplify right side
    37,658,793.60x = 2,127,277,103,111,101.50
  5. Step 5: Solve for x
    x = 2,127,277,103,111,101.50/37,658,793.60
  6. Step 6: Final answer
    x = 56,488,190.40

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Double scale
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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.