Home / 708,589,600.20-1,062,884,400.30-652,628,862.90

Finding the Fourth Proportional to 708,589,600.20, 1,062,884,400.30 and 652,628,862.90

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Solution

The fourth proportional to 708,589,600.20, 1,062,884,400.30 and 652,628,862.90 is: 978,943,294.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    708,589,600.20 : 1,062,884,400.30 = 652,628,862.90 : x
  2. Step 2: Convert to fraction form
    708,589,600.20/1,062,884,400.30 = 652,628,862.90/x
  3. Step 3: Cross multiply
    708,589,600.20x = 1,062,884,400.30 × 652,628,862.90
  4. Step 4: Simplify right side
    708,589,600.20x = 693,669,037,561,937,408
  5. Step 5: Solve for x
    x = 693,669,037,561,937,408/708,589,600.20
  6. Step 6: Final answer
    x = 978,943,294.35

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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.