Home / 187,029,010.90-280,543,516.35-174,274,426.90

Finding the Fourth Proportional to 187,029,010.90, 280,543,516.35 and 174,274,426.90

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Solution

The fourth proportional to 187,029,010.90, 280,543,516.35 and 174,274,426.90 is: 261,411,640.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,029,010.90 : 280,543,516.35 = 174,274,426.90 : x
  2. Step 2: Convert to fraction form
    187,029,010.90/280,543,516.35 = 174,274,426.90/x
  3. Step 3: Cross multiply
    187,029,010.90x = 280,543,516.35 × 174,274,426.90
  4. Step 4: Simplify right side
    187,029,010.90x = 48,891,560,532,407,032
  5. Step 5: Solve for x
    x = 48,891,560,532,407,032/187,029,010.90
  6. Step 6: Final answer
    x = 261,411,640.35

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Double scale
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Similar ratio
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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.