Home / 435,634,381.80-653,451,572.70-336,998,932.20

Finding the Fourth Proportional to 435,634,381.80, 653,451,572.70 and 336,998,932.20

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Solution

The fourth proportional to 435,634,381.80, 653,451,572.70 and 336,998,932.20 is: 505,498,398.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    435,634,381.80 : 653,451,572.70 = 336,998,932.20 : x
  2. Step 2: Convert to fraction form
    435,634,381.80/653,451,572.70 = 336,998,932.20/x
  3. Step 3: Cross multiply
    435,634,381.80x = 653,451,572.70 × 336,998,932.20
  4. Step 4: Simplify right side
    435,634,381.80x = 220,212,482,244,310,688
  5. Step 5: Solve for x
    x = 220,212,482,244,310,688/435,634,381.80
  6. Step 6: Final answer
    x = 505,498,398.30

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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.