Home / 708,589,269.45-1,062,883,904.18-652,628,532.15

Finding the Fourth Proportional to 708,589,269.45, 1,062,883,904.18 and 652,628,532.15

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Solution

The fourth proportional to 708,589,269.45, 1,062,883,904.18 and 652,628,532.15 is: 978,942,798.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    708,589,269.45 : 1,062,883,904.18 = 652,628,532.15 : x
  2. Step 2: Convert to fraction form
    708,589,269.45/1,062,883,904.18 = 652,628,532.15/x
  3. Step 3: Cross multiply
    708,589,269.45x = 1,062,883,904.18 × 652,628,532.15
  4. Step 4: Simplify right side
    708,589,269.45x = 693,668,362,227,591,424
  5. Step 5: Solve for x
    x = 693,668,362,227,591,424/708,589,269.45
  6. Step 6: Final answer
    x = 978,942,798.23

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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.