Home / 112,331,443.30-168,497,164.95-99,576,859.30

Finding the Fourth Proportional to 112,331,443.30, 168,497,164.95 and 99,576,859.30

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Solution

The fourth proportional to 112,331,443.30, 168,497,164.95 and 99,576,859.30 is: 149,365,288.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,331,443.30 : 168,497,164.95 = 99,576,859.30 : x
  2. Step 2: Convert to fraction form
    112,331,443.30/168,497,164.95 = 99,576,859.30/x
  3. Step 3: Cross multiply
    112,331,443.30x = 168,497,164.95 × 99,576,859.30
  4. Step 4: Simplify right side
    112,331,443.30x = 16,778,418,486,675,040
  5. Step 5: Solve for x
    x = 16,778,418,486,675,040/112,331,443.30
  6. Step 6: Final answer
    x = 149,365,288.95

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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.