Home / 984,165,713.20-1,475,240,800.20-575,011,255.60

Finding the Fourth Proportional to 984,165,713.20, 1,475,240,800.20 and 575,011,255.60

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Solution

The fourth proportional to 984,165,713.20, 1,475,240,800.20 and 575,011,255.60 is: 861,928,081.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    984,165,713.20 : 1,475,240,800.20 = 575,011,255.60 : x
  2. Step 2: Convert to fraction form
    984,165,713.20/1,475,240,800.20 = 575,011,255.60/x
  3. Step 3: Cross multiply
    984,165,713.20x = 1,475,240,800.20 × 575,011,255.60
  4. Step 4: Simplify right side
    984,165,713.20x = 848,280,064,835,350,784
  5. Step 5: Solve for x
    x = 848,280,064,835,350,784/984,165,713.20
  6. Step 6: Final answer
    x = 861,928,081.28

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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.