Home / 118,543,150.45-177,813,728.16-92,657,225.22

Finding the Fourth Proportional to 118,543,150.45, 177,813,728.16 and 92,657,225.22

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Solution

The fourth proportional to 118,543,150.45, 177,813,728.16 and 92,657,225.22 is: 138,985,058.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,543,150.45 : 177,813,728.16 = 92,657,225.22 : x
  2. Step 2: Convert to fraction form
    118,543,150.45/177,813,728.16 = 92,657,225.22/x
  3. Step 3: Cross multiply
    118,543,150.45x = 177,813,728.16 × 92,657,225.22
  4. Step 4: Simplify right side
    118,543,150.45x = 16,475,726,657,648,312
  5. Step 5: Solve for x
    x = 16,475,726,657,648,312/118,543,150.45
  6. Step 6: Final answer
    x = 138,985,058.15

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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.