Home / 13,906,605,782.80-20,859,908,674.20-10,641,432,278.80

Finding the Fourth Proportional to 13,906,605,782.80, 20,859,908,674.20 and 10,641,432,278.80

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Solution

The fourth proportional to 13,906,605,782.80, 20,859,908,674.20 and 10,641,432,278.80 is: 15,962,148,418.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,906,605,782.80 : 20,859,908,674.20 = 10,641,432,278.80 : x
  2. Step 2: Convert to fraction form
    13,906,605,782.80/20,859,908,674.20 = 10,641,432,278.80/x
  3. Step 3: Cross multiply
    13,906,605,782.80x = 20,859,908,674.20 × 10,641,432,278.80
  4. Step 4: Simplify right side
    13,906,605,782.80x = 221,979,305,498,452,000,768
  5. Step 5: Solve for x
    x = 221,979,305,498,452,000,768/13,906,605,782.80
  6. Step 6: Final answer
    x = 15,962,148,418.20

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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.