Home / 187,029,014.15-280,543,521.23-174,274,430.15

Finding the Fourth Proportional to 187,029,014.15, 280,543,521.23 and 174,274,430.15

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Solution

The fourth proportional to 187,029,014.15, 280,543,521.23 and 174,274,430.15 is: 261,411,645.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,029,014.15 : 280,543,521.23 = 174,274,430.15 : x
  2. Step 2: Convert to fraction form
    187,029,014.15/280,543,521.23 = 174,274,430.15/x
  3. Step 3: Cross multiply
    187,029,014.15x = 280,543,521.23 × 174,274,430.15
  4. Step 4: Simplify right side
    187,029,014.15x = 48,891,562,294,632,680
  5. Step 5: Solve for x
    x = 48,891,562,294,632,680/187,029,014.15
  6. Step 6: Final answer
    x = 261,411,645.23

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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.