Home / 629,132,933.80-868,575,873.72-559,325,501.20

Finding the Fourth Proportional to 629,132,933.80, 868,575,873.72 and 559,325,501.20

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Solution

The fourth proportional to 629,132,933.80, 868,575,873.72 and 559,325,501.20 is: 772,200,293.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    629,132,933.80 : 868,575,873.72 = 559,325,501.20 : x
  2. Step 2: Convert to fraction form
    629,132,933.80/868,575,873.72 = 559,325,501.20/x
  3. Step 3: Cross multiply
    629,132,933.80x = 868,575,873.72 × 559,325,501.20
  4. Step 4: Simplify right side
    629,132,933.80x = 485,816,635,898,666,944
  5. Step 5: Solve for x
    x = 485,816,635,898,666,944/629,132,933.80
  6. Step 6: Final answer
    x = 772,200,293.13

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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.