Home / 656,635,197.80-906,149,854.50-363,281,865.32

Finding the Fourth Proportional to 656,635,197.80, 906,149,854.50 and 363,281,865.32

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Solution

The fourth proportional to 656,635,197.80, 906,149,854.50 and 363,281,865.32 is: 501,325,257.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    656,635,197.80 : 906,149,854.50 = 363,281,865.32 : x
  2. Step 2: Convert to fraction form
    656,635,197.80/906,149,854.50 = 363,281,865.32/x
  3. Step 3: Cross multiply
    656,635,197.80x = 906,149,854.50 × 363,281,865.32
  4. Step 4: Simplify right side
    656,635,197.80x = 329,187,809,402,206,592
  5. Step 5: Solve for x
    x = 329,187,809,402,206,592/656,635,197.80
  6. Step 6: Final answer
    x = 501,325,257.17

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.