Home / 126,102,488.92-173,999,883.16-73,167,061.24

Finding the Fourth Proportional to 126,102,488.92, 173,999,883.16 and 73,167,061.24

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Solution

The fourth proportional to 126,102,488.92, 173,999,883.16 and 73,167,061.24 is: 100,958,039.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,102,488.92 : 173,999,883.16 = 73,167,061.24 : x
  2. Step 2: Convert to fraction form
    126,102,488.92/173,999,883.16 = 73,167,061.24/x
  3. Step 3: Cross multiply
    126,102,488.92x = 173,999,883.16 × 73,167,061.24
  4. Step 4: Simplify right side
    126,102,488.92x = 12,731,060,106,920,564
  5. Step 5: Solve for x
    x = 12,731,060,106,920,564/126,102,488.92
  6. Step 6: Final answer
    x = 100,958,039.89

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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.