Home / 162,961,977.69-244,550,657.21-76,725,046.53

Finding the Fourth Proportional to 162,961,977.69, 244,550,657.21 and 76,725,046.53

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Solution

The fourth proportional to 162,961,977.69, 244,550,657.21 and 76,725,046.53 is: 115,138,272.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,961,977.69 : 244,550,657.21 = 76,725,046.53 : x
  2. Step 2: Convert to fraction form
    162,961,977.69/244,550,657.21 = 76,725,046.53/x
  3. Step 3: Cross multiply
    162,961,977.69x = 244,550,657.21 × 76,725,046.53
  4. Step 4: Simplify right side
    162,961,977.69x = 18,763,160,552,995,708
  5. Step 5: Solve for x
    x = 18,763,160,552,995,708/162,961,977.69
  6. Step 6: Final answer
    x = 115,138,272.25

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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.