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Finding the Fourth Proportional to 64,400,687.60, 96,713,005.80 and 34,167,599.60

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Solution

The fourth proportional to 64,400,687.60, 96,713,005.80 and 34,167,599.60 is: 51,310,807.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,400,687.60 : 96,713,005.80 = 34,167,599.60 : x
  2. Step 2: Convert to fraction form
    64,400,687.60/96,713,005.80 = 34,167,599.60/x
  3. Step 3: Cross multiply
    64,400,687.60x = 96,713,005.80 × 34,167,599.60
  4. Step 4: Simplify right side
    64,400,687.60x = 3,304,451,258,286,877.50
  5. Step 5: Solve for x
    x = 3,304,451,258,286,877.50/64,400,687.60
  6. Step 6: Final answer
    x = 51,310,807.10

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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.