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Finding the Fourth Proportional to 64,308,002.60, 96,573,978.30 and 34,074,914.60

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Solution

The fourth proportional to 64,308,002.60, 96,573,978.30 and 34,074,914.60 is: 51,171,703.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,308,002.60 : 96,573,978.30 = 34,074,914.60 : x
  2. Step 2: Convert to fraction form
    64,308,002.60/96,573,978.30 = 34,074,914.60/x
  3. Step 3: Cross multiply
    64,308,002.60x = 96,573,978.30 × 34,074,914.60
  4. Step 4: Simplify right side
    64,308,002.60x = 3,290,750,063,154,753
  5. Step 5: Solve for x
    x = 3,290,750,063,154,753/64,308,002.60
  6. Step 6: Final answer
    x = 51,171,703.83

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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.