Home / 179,878,333.92-269,917,269.20-87,762,829.07

Finding the Fourth Proportional to 179,878,333.92, 269,917,269.20 and 87,762,829.07

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Solution

The fourth proportional to 179,878,333.92, 269,917,269.20 and 87,762,829.07 is: 131,692,920.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,878,333.92 : 269,917,269.20 = 87,762,829.07 : x
  2. Step 2: Convert to fraction form
    179,878,333.92/269,917,269.20 = 87,762,829.07/x
  3. Step 3: Cross multiply
    179,878,333.92x = 269,917,269.20 × 87,762,829.07
  4. Step 4: Simplify right side
    179,878,333.92x = 23,688,703,158,052,372
  5. Step 5: Solve for x
    x = 23,688,703,158,052,372/179,878,333.92
  6. Step 6: Final answer
    x = 131,692,920.66

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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.