Home / 839,755,333.60-1,259,633,000.40-476,958,277.60

Finding the Fourth Proportional to 839,755,333.60, 1,259,633,000.40 and 476,958,277.60

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Solution

The fourth proportional to 839,755,333.60, 1,259,633,000.40 and 476,958,277.60 is: 715,437,416.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    839,755,333.60 : 1,259,633,000.40 = 476,958,277.60 : x
  2. Step 2: Convert to fraction form
    839,755,333.60/1,259,633,000.40 = 476,958,277.60/x
  3. Step 3: Cross multiply
    839,755,333.60x = 1,259,633,000.40 × 476,958,277.60
  4. Step 4: Simplify right side
    839,755,333.60x = 600,792,386,278,904,192
  5. Step 5: Solve for x
    x = 600,792,386,278,904,192/839,755,333.60
  6. Step 6: Final answer
    x = 715,437,416.40

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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.