Home / 410,071,134.24-565,899,665.04-221,899,429.80

Finding the Fourth Proportional to 410,071,134.24, 565,899,665.04 and 221,899,429.80

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Solution

The fourth proportional to 410,071,134.24, 565,899,665.04 and 221,899,429.80 is: 306,222,024.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    410,071,134.24 : 565,899,665.04 = 221,899,429.80 : x
  2. Step 2: Convert to fraction form
    410,071,134.24/565,899,665.04 = 221,899,429.80/x
  3. Step 3: Cross multiply
    410,071,134.24x = 565,899,665.04 × 221,899,429.80
  4. Step 4: Simplify right side
    410,071,134.24x = 125,572,812,996,386,992
  5. Step 5: Solve for x
    x = 125,572,812,996,386,992/410,071,134.24
  6. Step 6: Final answer
    x = 306,222,024.70

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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.