Home / 335,340,419.60-502,002,859.80-198,955,600.40

Finding the Fourth Proportional to 335,340,419.60, 502,002,859.80 and 198,955,600.40

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Solution

The fourth proportional to 335,340,419.60, 502,002,859.80 and 198,955,600.40 is: 297,835,496.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,340,419.60 : 502,002,859.80 = 198,955,600.40 : x
  2. Step 2: Convert to fraction form
    335,340,419.60/502,002,859.80 = 198,955,600.40/x
  3. Step 3: Cross multiply
    335,340,419.60x = 502,002,859.80 × 198,955,600.40
  4. Step 4: Simplify right side
    335,340,419.60x = 99,876,280,374,026,032
  5. Step 5: Solve for x
    x = 99,876,280,374,026,032/335,340,419.60
  6. Step 6: Final answer
    x = 297,835,496.52

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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.