Home / 112,671,299.63-155,487,306.54-62,436,357.43

Finding the Fourth Proportional to 112,671,299.63, 155,487,306.54 and 62,436,357.43

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Solution

The fourth proportional to 112,671,299.63, 155,487,306.54 and 62,436,357.43 is: 86,162,679.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,671,299.63 : 155,487,306.54 = 62,436,357.43 : x
  2. Step 2: Convert to fraction form
    112,671,299.63/155,487,306.54 = 62,436,357.43/x
  3. Step 3: Cross multiply
    112,671,299.63x = 155,487,306.54 × 62,436,357.43
  4. Step 4: Simplify right side
    112,671,299.63x = 9,708,061,046,959,416
  5. Step 5: Solve for x
    x = 9,708,061,046,959,416/112,671,299.63
  6. Step 6: Final answer
    x = 86,162,679.22

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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.