Home / 243,017,218.64-335,327,685.48-147,598,073.06

Finding the Fourth Proportional to 243,017,218.64, 335,327,685.48 and 147,598,073.06

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Solution

The fourth proportional to 243,017,218.64, 335,327,685.48 and 147,598,073.06 is: 203,663,429.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,017,218.64 : 335,327,685.48 = 147,598,073.06 : x
  2. Step 2: Convert to fraction form
    243,017,218.64/335,327,685.48 = 147,598,073.06/x
  3. Step 3: Cross multiply
    243,017,218.64x = 335,327,685.48 × 147,598,073.06
  4. Step 4: Simplify right side
    243,017,218.64x = 49,493,720,218,841,104
  5. Step 5: Solve for x
    x = 49,493,720,218,841,104/243,017,218.64
  6. Step 6: Final answer
    x = 203,663,429.68

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.