Home / 161,980,143.60-242,991,527.40-59,815,945.20

Finding the Fourth Proportional to 161,980,143.60, 242,991,527.40 and 59,815,945.20

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Solution

The fourth proportional to 161,980,143.60, 242,991,527.40 and 59,815,945.20 is: 89,731,787.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,980,143.60 : 242,991,527.40 = 59,815,945.20 : x
  2. Step 2: Convert to fraction form
    161,980,143.60/242,991,527.40 = 59,815,945.20/x
  3. Step 3: Cross multiply
    161,980,143.60x = 242,991,527.40 × 59,815,945.20
  4. Step 4: Simplify right side
    161,980,143.60x = 14,534,767,887,022,700
  5. Step 5: Solve for x
    x = 14,534,767,887,022,700/161,980,143.60
  6. Step 6: Final answer
    x = 89,731,787.88

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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.