Home / 413,640,891.40-570,807,253.94-225,465,044.27

Finding the Fourth Proportional to 413,640,891.40, 570,807,253.94 and 225,465,044.27

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Solution

The fourth proportional to 413,640,891.40, 570,807,253.94 and 225,465,044.27 is: 311,132,398.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    413,640,891.40 : 570,807,253.94 = 225,465,044.27 : x
  2. Step 2: Convert to fraction form
    413,640,891.40/570,807,253.94 = 225,465,044.27/x
  3. Step 3: Cross multiply
    413,640,891.40x = 570,807,253.94 × 225,465,044.27
  4. Step 4: Simplify right side
    413,640,891.40x = 128,697,082,775,237,856
  5. Step 5: Solve for x
    x = 128,697,082,775,237,856/413,640,891.40
  6. Step 6: Final answer
    x = 311,132,398.78

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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.