Home / 902,239,443,480.40-1,353,915,827,721.20-418,103,423,834.74

Finding the Fourth Proportional to 902,239,443,480.40, 1,353,915,827,721.20 and 418,103,423,834.74

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Solution

The fourth proportional to 902,239,443,480.40, 1,353,915,827,721.20 and 418,103,423,834.74 is: 627,413,096,650.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    902,239,443,480.40 : 1,353,915,827,721.20 = 418,103,423,834.74 : x
  2. Step 2: Convert to fraction form
    902,239,443,480.40/1,353,915,827,721.20 = 418,103,423,834.74/x
  3. Step 3: Cross multiply
    902,239,443,480.40x = 1,353,915,827,721.20 × 418,103,423,834.74
  4. Step 4: Simplify right side
    902,239,443,480.40x = 566,076,843,154,279,703,248,896
  5. Step 5: Solve for x
    x = 566,076,843,154,279,703,248,896/902,239,443,480.40
  6. Step 6: Final answer
    x = 627,413,096,650.52

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.