Home / 15,816,626,242.41-21,825,501,546.47-9,385,337,966.93

Finding the Fourth Proportional to 15,816,626,242.41, 21,825,501,546.47 and 9,385,337,966.93

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Solution

The fourth proportional to 15,816,626,242.41, 21,825,501,546.47 and 9,385,337,966.93 is: 12,950,910,337.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,816,626,242.41 : 21,825,501,546.47 = 9,385,337,966.93 : x
  2. Step 2: Convert to fraction form
    15,816,626,242.41/21,825,501,546.47 = 9,385,337,966.93/x
  3. Step 3: Cross multiply
    15,816,626,242.41x = 21,825,501,546.47 × 9,385,337,966.93
  4. Step 4: Simplify right side
    15,816,626,242.41x = 204,839,708,311,218,257,920
  5. Step 5: Solve for x
    x = 204,839,708,311,218,257,920/15,816,626,242.41
  6. Step 6: Final answer
    x = 12,950,910,337.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.