Home / 375,790,665.60-563,550,765.12-130,080,539.52

Finding the Fourth Proportional to 375,790,665.60, 563,550,765.12 and 130,080,539.52

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Solution

The fourth proportional to 375,790,665.60, 563,550,765.12 and 130,080,539.52 is: 195,073,998.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    375,790,665.60 : 563,550,765.12 = 130,080,539.52 : x
  2. Step 2: Convert to fraction form
    375,790,665.60/563,550,765.12 = 130,080,539.52/x
  3. Step 3: Cross multiply
    375,790,665.60x = 563,550,765.12 × 130,080,539.52
  4. Step 4: Simplify right side
    375,790,665.60x = 73,306,987,573,718,400
  5. Step 5: Solve for x
    x = 73,306,987,573,718,400/375,790,665.60
  6. Step 6: Final answer
    x = 195,073,998.06

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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.