Home / 1,342,381,103,131.30-1,852,486,664,175.20-725,083,817,538.78

Finding the Fourth Proportional to 1,342,381,103,131.30, 1,852,486,664,175.20 and 725,083,817,538.78

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Solution

The fourth proportional to 1,342,381,103,131.30, 1,852,486,664,175.20 and 725,083,817,538.78 is: 1,000,616,068,914.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,342,381,103,131.30 : 1,852,486,664,175.20 = 725,083,817,538.78 : x
  2. Step 2: Convert to fraction form
    1,342,381,103,131.30/1,852,486,664,175.20 = 725,083,817,538.78/x
  3. Step 3: Cross multiply
    1,342,381,103,131.30x = 1,852,486,664,175.20 × 725,083,817,538.78
  4. Step 4: Simplify right side
    1,342,381,103,131.30x = 1,343,208,102,399,834,046,070,784
  5. Step 5: Solve for x
    x = 1,343,208,102,399,834,046,070,784/1,342,381,103,131.30
  6. Step 6: Final answer
    x = 1,000,616,068,914.11

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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.