Home / 7,488,966,764.80-11,233,450,147.20-3,815,646,572.80

Finding the Fourth Proportional to 7,488,966,764.80, 11,233,450,147.20 and 3,815,646,572.80

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Solution

The fourth proportional to 7,488,966,764.80, 11,233,450,147.20 and 3,815,646,572.80 is: 5,723,469,859.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,488,966,764.80 : 11,233,450,147.20 = 3,815,646,572.80 : x
  2. Step 2: Convert to fraction form
    7,488,966,764.80/11,233,450,147.20 = 3,815,646,572.80/x
  3. Step 3: Cross multiply
    7,488,966,764.80x = 11,233,450,147.20 × 3,815,646,572.80
  4. Step 4: Simplify right side
    7,488,966,764.80x = 42,862,875,554,883,338,240
  5. Step 5: Solve for x
    x = 42,862,875,554,883,338,240/7,488,966,764.80
  6. Step 6: Final answer
    x = 5,723,469,859.20

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1.5x scale

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.