Home / 187,029,010.40-280,543,515.60-174,274,426.40

Finding the Fourth Proportional to 187,029,010.40, 280,543,515.60 and 174,274,426.40

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Solution

The fourth proportional to 187,029,010.40, 280,543,515.60 and 174,274,426.40 is: 261,411,639.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,029,010.40 : 280,543,515.60 = 174,274,426.40 : x
  2. Step 2: Convert to fraction form
    187,029,010.40/280,543,515.60 = 174,274,426.40/x
  3. Step 3: Cross multiply
    187,029,010.40x = 280,543,515.60 × 174,274,426.40
  4. Step 4: Simplify right side
    187,029,010.40x = 48,891,560,261,429,456
  5. Step 5: Solve for x
    x = 48,891,560,261,429,456/187,029,010.40
  6. Step 6: Final answer
    x = 261,411,639.60

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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.