Home / 218,227,572.60-327,388,598.10-64,889,129.40

Finding the Fourth Proportional to 218,227,572.60, 327,388,598.10 and 64,889,129.40

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Solution

The fourth proportional to 218,227,572.60, 327,388,598.10 and 64,889,129.40 is: 97,347,740.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,227,572.60 : 327,388,598.10 = 64,889,129.40 : x
  2. Step 2: Convert to fraction form
    218,227,572.60/327,388,598.10 = 64,889,129.40/x
  3. Step 3: Cross multiply
    218,227,572.60x = 327,388,598.10 × 64,889,129.40
  4. Step 4: Simplify right side
    218,227,572.60x = 21,243,961,106,195,496
  5. Step 5: Solve for x
    x = 21,243,961,106,195,496/218,227,572.60
  6. Step 6: Final answer
    x = 97,347,740.49

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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.