Home / 147,984,181.60-221,976,272.40-140,929,794.40

Finding the Fourth Proportional to 147,984,181.60, 221,976,272.40 and 140,929,794.40

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Solution

The fourth proportional to 147,984,181.60, 221,976,272.40 and 140,929,794.40 is: 211,394,691.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,984,181.60 : 221,976,272.40 = 140,929,794.40 : x
  2. Step 2: Convert to fraction form
    147,984,181.60/221,976,272.40 = 140,929,794.40/x
  3. Step 3: Cross multiply
    147,984,181.60x = 221,976,272.40 × 140,929,794.40
  4. Step 4: Simplify right side
    147,984,181.60x = 31,283,070,431,010,396
  5. Step 5: Solve for x
    x = 31,283,070,431,010,396/147,984,181.60
  6. Step 6: Final answer
    x = 211,394,691.60

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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.