Home / 1,539,648,773.20-2,309,473,159.80-925,917,086.80

Finding the Fourth Proportional to 1,539,648,773.20, 2,309,473,159.80 and 925,917,086.80

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Solution

The fourth proportional to 1,539,648,773.20, 2,309,473,159.80 and 925,917,086.80 is: 1,388,875,630.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,539,648,773.20 : 2,309,473,159.80 = 925,917,086.80 : x
  2. Step 2: Convert to fraction form
    1,539,648,773.20/2,309,473,159.80 = 925,917,086.80/x
  3. Step 3: Cross multiply
    1,539,648,773.20x = 2,309,473,159.80 × 925,917,086.80
  4. Step 4: Simplify right side
    1,539,648,773.20x = 2,138,380,660,164,806,912
  5. Step 5: Solve for x
    x = 2,138,380,660,164,806,912/1,539,648,773.20
  6. Step 6: Final answer
    x = 1,388,875,630.20

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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.