Home / 86,192,380.44-118,948,008.96-47,036,680.20

Finding the Fourth Proportional to 86,192,380.44, 118,948,008.96 and 47,036,680.20

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Solution

The fourth proportional to 86,192,380.44, 118,948,008.96 and 47,036,680.20 is: 64,911,996.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,192,380.44 : 118,948,008.96 = 47,036,680.20 : x
  2. Step 2: Convert to fraction form
    86,192,380.44/118,948,008.96 = 47,036,680.20/x
  3. Step 3: Cross multiply
    86,192,380.44x = 118,948,008.96 × 47,036,680.20
  4. Step 4: Simplify right side
    86,192,380.44x = 5,594,919,457,878,255
  5. Step 5: Solve for x
    x = 5,594,919,457,878,255/86,192,380.44
  6. Step 6: Final answer
    x = 64,911,996.04

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.