Home / 127,499,603.20-190,930,540.20-101,990,435.20

Finding the Fourth Proportional to 127,499,603.20, 190,930,540.20 and 101,990,435.20

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Solution

The fourth proportional to 127,499,603.20, 190,930,540.20 and 101,990,435.20 is: 152,730,584.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,499,603.20 : 190,930,540.20 = 101,990,435.20 : x
  2. Step 2: Convert to fraction form
    127,499,603.20/190,930,540.20 = 101,990,435.20/x
  3. Step 3: Cross multiply
    127,499,603.20x = 190,930,540.20 × 101,990,435.20
  4. Step 4: Simplify right side
    127,499,603.20x = 19,473,088,887,969,096
  5. Step 5: Solve for x
    x = 19,473,088,887,969,096/127,499,603.20
  6. Step 6: Final answer
    x = 152,730,584.25

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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.