Home / 127,715,659.20-191,554,826.40-36,829,771.20

Finding the Fourth Proportional to 127,715,659.20, 191,554,826.40 and 36,829,771.20

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Solution

The fourth proportional to 127,715,659.20, 191,554,826.40 and 36,829,771.20 is: 55,239,275.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,715,659.20 : 191,554,826.40 = 36,829,771.20 : x
  2. Step 2: Convert to fraction form
    127,715,659.20/191,554,826.40 = 36,829,771.20/x
  3. Step 3: Cross multiply
    127,715,659.20x = 191,554,826.40 × 36,829,771.20
  4. Step 4: Simplify right side
    127,715,659.20x = 7,054,920,428,567,720
  5. Step 5: Solve for x
    x = 7,054,920,428,567,720/127,715,659.20
  6. Step 6: Final answer
    x = 55,239,275.06

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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.