Home / 335,309,871.60-502,964,807.40-319,437,500.40

Finding the Fourth Proportional to 335,309,871.60, 502,964,807.40 and 319,437,500.40

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Solution

The fourth proportional to 335,309,871.60, 502,964,807.40 and 319,437,500.40 is: 479,156,250.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,309,871.60 : 502,964,807.40 = 319,437,500.40 : x
  2. Step 2: Convert to fraction form
    335,309,871.60/502,964,807.40 = 319,437,500.40/x
  3. Step 3: Cross multiply
    335,309,871.60x = 502,964,807.40 × 319,437,500.40
  4. Step 4: Simplify right side
    335,309,871.60x = 160,665,820,865,023,392
  5. Step 5: Solve for x
    x = 160,665,820,865,023,392/335,309,871.60
  6. Step 6: Final answer
    x = 479,156,250.60

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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.