Home / 404,141,045.34-557,714,753.66-223,088,136.78

Finding the Fourth Proportional to 404,141,045.34, 557,714,753.66 and 223,088,136.78

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Solution

The fourth proportional to 404,141,045.34, 557,714,753.66 and 223,088,136.78 is: 307,861,690.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,141,045.34 : 557,714,753.66 = 223,088,136.78 : x
  2. Step 2: Convert to fraction form
    404,141,045.34/557,714,753.66 = 223,088,136.78/x
  3. Step 3: Cross multiply
    404,141,045.34x = 557,714,753.66 × 223,088,136.78
  4. Step 4: Simplify right side
    404,141,045.34x = 124,419,545,248,726,080
  5. Step 5: Solve for x
    x = 124,419,545,248,726,080/404,141,045.34
  6. Step 6: Final answer
    x = 307,861,690.08

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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.