Home / 3,991,736,816,542.20-5,986,767,352,040.80-1,125,882,403,709.10

Finding the Fourth Proportional to 3,991,736,816,542.20, 5,986,767,352,040.80 and 1,125,882,403,709.10

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Solution

The fourth proportional to 3,991,736,816,542.20, 5,986,767,352,040.80 and 1,125,882,403,709.10 is: 1,688,587,280,812.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,991,736,816,542.20 : 5,986,767,352,040.80 = 1,125,882,403,709.10 : x
  2. Step 2: Convert to fraction form
    3,991,736,816,542.20/5,986,767,352,040.80 = 1,125,882,403,709.10/x
  3. Step 3: Cross multiply
    3,991,736,816,542.20x = 5,986,767,352,040.80 × 1,125,882,403,709.10
  4. Step 4: Simplify right side
    3,991,736,816,542.20x = 6,740,396,016,762,860,152,553,472
  5. Step 5: Solve for x
    x = 6,740,396,016,762,860,152,553,472/3,991,736,816,542.20
  6. Step 6: Final answer
    x = 1,688,587,280,812.18

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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.