Home / 708,589,040.20-1,062,883,560.30-191,071,794.40

Finding the Fourth Proportional to 708,589,040.20, 1,062,883,560.30 and 191,071,794.40

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Solution

The fourth proportional to 708,589,040.20, 1,062,883,560.30 and 191,071,794.40 is: 286,607,691.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    708,589,040.20 : 1,062,883,560.30 = 191,071,794.40 : x
  2. Step 2: Convert to fraction form
    708,589,040.20/1,062,883,560.30 = 191,071,794.40/x
  3. Step 3: Cross multiply
    708,589,040.20x = 1,062,883,560.30 × 191,071,794.40
  4. Step 4: Simplify right side
    708,589,040.20x = 203,087,069,104,781,600
  5. Step 5: Solve for x
    x = 203,087,069,104,781,600/708,589,040.20
  6. Step 6: Final answer
    x = 286,607,691.60

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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.