Home / 195,674,290.32-293,591,891.28-86,441,811.60

Finding the Fourth Proportional to 195,674,290.32, 293,591,891.28 and 86,441,811.60

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Solution

The fourth proportional to 195,674,290.32, 293,591,891.28 and 86,441,811.60 is: 129,698,259.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,674,290.32 : 293,591,891.28 = 86,441,811.60 : x
  2. Step 2: Convert to fraction form
    195,674,290.32/293,591,891.28 = 86,441,811.60/x
  3. Step 3: Cross multiply
    195,674,290.32x = 293,591,891.28 × 86,441,811.60
  4. Step 4: Simplify right side
    195,674,290.32x = 25,378,614,953,313,440
  5. Step 5: Solve for x
    x = 25,378,614,953,313,440/195,674,290.32
  6. Step 6: Final answer
    x = 129,698,259.86

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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.