Home / 1,260,179,024.55-1,739,001,479.88-695,651,787.28

Finding the Fourth Proportional to 1,260,179,024.55, 1,739,001,479.88 and 695,651,787.28

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Solution

The fourth proportional to 1,260,179,024.55, 1,739,001,479.88 and 695,651,787.28 is: 959,974,308.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,260,179,024.55 : 1,739,001,479.88 = 695,651,787.28 : x
  2. Step 2: Convert to fraction form
    1,260,179,024.55/1,739,001,479.88 = 695,651,787.28/x
  3. Step 3: Cross multiply
    1,260,179,024.55x = 1,739,001,479.88 × 695,651,787.28
  4. Step 4: Simplify right side
    1,260,179,024.55x = 1,209,739,487,561,086,976
  5. Step 5: Solve for x
    x = 1,209,739,487,561,086,976/1,260,179,024.55
  6. Step 6: Final answer
    x = 959,974,308.41

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1.5x scale

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.