Home / 1,577,660,023.20-2,361,955,071.60-965,439,991.20

Finding the Fourth Proportional to 1,577,660,023.20, 2,361,955,071.60 and 965,439,991.20

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Solution

The fourth proportional to 1,577,660,023.20, 2,361,955,071.60 and 965,439,991.20 is: 1,445,384,842.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,577,660,023.20 : 2,361,955,071.60 = 965,439,991.20 : x
  2. Step 2: Convert to fraction form
    1,577,660,023.20/2,361,955,071.60 = 965,439,991.20/x
  3. Step 3: Cross multiply
    1,577,660,023.20x = 2,361,955,071.60 × 965,439,991.20
  4. Step 4: Simplify right side
    1,577,660,023.20x = 2,280,325,883,540,299,264
  5. Step 5: Solve for x
    x = 2,280,325,883,540,299,264/1,577,660,023.20
  6. Step 6: Final answer
    x = 1,445,384,842.11

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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.