Home / 127,515,191.40-191,297,036.07-88,288,867.80

Finding the Fourth Proportional to 127,515,191.40, 191,297,036.07 and 88,288,867.80

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Solution

The fourth proportional to 127,515,191.40, 191,297,036.07 and 88,288,867.80 is: 132,450,091.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,515,191.40 : 191,297,036.07 = 88,288,867.80 : x
  2. Step 2: Convert to fraction form
    127,515,191.40/191,297,036.07 = 88,288,867.80/x
  3. Step 3: Cross multiply
    127,515,191.40x = 191,297,036.07 × 88,288,867.80
  4. Step 4: Simplify right side
    127,515,191.40x = 16,889,398,728,116,060
  5. Step 5: Solve for x
    x = 16,889,398,728,116,060/127,515,191.40
  6. Step 6: Final answer
    x = 132,450,091.18

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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.