Home / 187,029,009.40-280,543,514.10-174,274,425.40

Finding the Fourth Proportional to 187,029,009.40, 280,543,514.10 and 174,274,425.40

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Solution

The fourth proportional to 187,029,009.40, 280,543,514.10 and 174,274,425.40 is: 261,411,638.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,029,009.40 : 280,543,514.10 = 174,274,425.40 : x
  2. Step 2: Convert to fraction form
    187,029,009.40/280,543,514.10 = 174,274,425.40/x
  3. Step 3: Cross multiply
    187,029,009.40x = 280,543,514.10 × 174,274,425.40
  4. Step 4: Simplify right side
    187,029,009.40x = 48,891,559,719,474,304
  5. Step 5: Solve for x
    x = 48,891,559,719,474,304/187,029,009.40
  6. Step 6: Final answer
    x = 261,411,638.10

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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.