Home / 708,589,038.15-1,062,883,557.23-652,468,868.55

Finding the Fourth Proportional to 708,589,038.15, 1,062,883,557.23 and 652,468,868.55

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Solution

The fourth proportional to 708,589,038.15, 1,062,883,557.23 and 652,468,868.55 is: 978,703,302.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    708,589,038.15 : 1,062,883,557.23 = 652,468,868.55 : x
  2. Step 2: Convert to fraction form
    708,589,038.15/1,062,883,557.23 = 652,468,868.55/x
  3. Step 3: Cross multiply
    708,589,038.15x = 1,062,883,557.23 × 652,468,868.55
  4. Step 4: Simplify right side
    708,589,038.15x = 693,498,431,982,994,944
  5. Step 5: Solve for x
    x = 693,498,431,982,994,944/708,589,038.15
  6. Step 6: Final answer
    x = 978,703,302.83

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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.