Home / 442,569,641.40-663,854,462.10-227,578,793.40

Finding the Fourth Proportional to 442,569,641.40, 663,854,462.10 and 227,578,793.40

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Solution

The fourth proportional to 442,569,641.40, 663,854,462.10 and 227,578,793.40 is: 341,368,190.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    442,569,641.40 : 663,854,462.10 = 227,578,793.40 : x
  2. Step 2: Convert to fraction form
    442,569,641.40/663,854,462.10 = 227,578,793.40/x
  3. Step 3: Cross multiply
    442,569,641.40x = 663,854,462.10 × 227,578,793.40
  4. Step 4: Simplify right side
    442,569,641.40x = 151,079,197,477,924,032
  5. Step 5: Solve for x
    x = 151,079,197,477,924,032/442,569,641.40
  6. Step 6: Final answer
    x = 341,368,190.10

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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.