Home / 158,670,581.40-238,005,872.10-107,274,331.80

Finding the Fourth Proportional to 158,670,581.40, 238,005,872.10 and 107,274,331.80

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Solution

The fourth proportional to 158,670,581.40, 238,005,872.10 and 107,274,331.80 is: 160,911,497.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,670,581.40 : 238,005,872.10 = 107,274,331.80 : x
  2. Step 2: Convert to fraction form
    158,670,581.40/238,005,872.10 = 107,274,331.80/x
  3. Step 3: Cross multiply
    158,670,581.40x = 238,005,872.10 × 107,274,331.80
  4. Step 4: Simplify right side
    158,670,581.40x = 25,531,920,894,003,760
  5. Step 5: Solve for x
    x = 25,531,920,894,003,760/158,670,581.40
  6. Step 6: Final answer
    x = 160,911,497.70

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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.