Home / 162,248,428.17-223,913,816.19-91,659,555.90

Finding the Fourth Proportional to 162,248,428.17, 223,913,816.19 and 91,659,555.90

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Solution

The fourth proportional to 162,248,428.17, 223,913,816.19 and 91,659,555.90 is: 126,496,393.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,248,428.17 : 223,913,816.19 = 91,659,555.90 : x
  2. Step 2: Convert to fraction form
    162,248,428.17/223,913,816.19 = 91,659,555.90/x
  3. Step 3: Cross multiply
    162,248,428.17x = 223,913,816.19 × 91,659,555.90
  4. Step 4: Simplify right side
    162,248,428.17x = 20,523,840,951,849,632
  5. Step 5: Solve for x
    x = 20,523,840,951,849,632/162,248,428.17
  6. Step 6: Final answer
    x = 126,496,393.11

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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.