Home / 8,687,109,751.88-13,028,725,371.17-4,028,378,360.72

Finding the Fourth Proportional to 8,687,109,751.88, 13,028,725,371.17 and 4,028,378,360.72

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Solution

The fourth proportional to 8,687,109,751.88, 13,028,725,371.17 and 4,028,378,360.72 is: 6,041,668,270.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,687,109,751.88 : 13,028,725,371.17 = 4,028,378,360.72 : x
  2. Step 2: Convert to fraction form
    8,687,109,751.88/13,028,725,371.17 = 4,028,378,360.72/x
  3. Step 3: Cross multiply
    8,687,109,751.88x = 13,028,725,371.17 × 4,028,378,360.72
  4. Step 4: Simplify right side
    8,687,109,751.88x = 52,484,635,352,931,819,520
  5. Step 5: Solve for x
    x = 52,484,635,352,931,819,520/8,687,109,751.88
  6. Step 6: Final answer
    x = 6,041,668,270.81

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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.