Home / 87,378,547.92-131,126,335.06-36,260,615.94

Finding the Fourth Proportional to 87,378,547.92, 131,126,335.06 and 36,260,615.94

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Solution

The fourth proportional to 87,378,547.92, 131,126,335.06 and 36,260,615.94 is: 54,415,205.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,378,547.92 : 131,126,335.06 = 36,260,615.94 : x
  2. Step 2: Convert to fraction form
    87,378,547.92/131,126,335.06 = 36,260,615.94/x
  3. Step 3: Cross multiply
    87,378,547.92x = 131,126,335.06 × 36,260,615.94
  4. Step 4: Simplify right side
    87,378,547.92x = 4,754,721,675,230,417
  5. Step 5: Solve for x
    x = 4,754,721,675,230,417/87,378,547.92
  6. Step 6: Final answer
    x = 54,415,205.89

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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.