Home / 161,972,853.60-242,959,280.40-149,501,704.80

Finding the Fourth Proportional to 161,972,853.60, 242,959,280.40 and 149,501,704.80

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Solution

The fourth proportional to 161,972,853.60, 242,959,280.40 and 149,501,704.80 is: 224,252,557.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,972,853.60 : 242,959,280.40 = 149,501,704.80 : x
  2. Step 2: Convert to fraction form
    161,972,853.60/242,959,280.40 = 149,501,704.80/x
  3. Step 3: Cross multiply
    161,972,853.60x = 242,959,280.40 × 149,501,704.80
  4. Step 4: Simplify right side
    161,972,853.60x = 36,322,826,616,781,232
  5. Step 5: Solve for x
    x = 36,322,826,616,781,232/161,972,853.60
  6. Step 6: Final answer
    x = 224,252,557.20

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1.5x scale

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.