Home / 127,120,565.12-190,682,619.12-36,244,154.12

Finding the Fourth Proportional to 127,120,565.12, 190,682,619.12 and 36,244,154.12

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Solution

The fourth proportional to 127,120,565.12, 190,682,619.12 and 36,244,154.12 is: 54,366,736.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,120,565.12 : 190,682,619.12 = 36,244,154.12 : x
  2. Step 2: Convert to fraction form
    127,120,565.12/190,682,619.12 = 36,244,154.12/x
  3. Step 3: Cross multiply
    127,120,565.12x = 190,682,619.12 × 36,244,154.12
  4. Step 4: Simplify right side
    127,120,565.12x = 6,911,130,235,390,538
  5. Step 5: Solve for x
    x = 6,911,130,235,390,538/127,120,565.12
  6. Step 6: Final answer
    x = 54,366,736.25

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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.