Home / 55,049,626,198.80-82,574,203,627.08-15,255,287,377.20

Finding the Fourth Proportional to 55,049,626,198.80, 82,574,203,627.08 and 15,255,287,377.20

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Solution

The fourth proportional to 55,049,626,198.80, 82,574,203,627.08 and 15,255,287,377.20 is: 22,882,865,756.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,049,626,198.80 : 82,574,203,627.08 = 15,255,287,377.20 : x
  2. Step 2: Convert to fraction form
    55,049,626,198.80/82,574,203,627.08 = 15,255,287,377.20/x
  3. Step 3: Cross multiply
    55,049,626,198.80x = 82,574,203,627.08 × 15,255,287,377.20
  4. Step 4: Simplify right side
    55,049,626,198.80x = 1,259,693,206,274,536,112,128
  5. Step 5: Solve for x
    x = 1,259,693,206,274,536,112,128/55,049,626,198.80
  6. Step 6: Final answer
    x = 22,882,865,756.90

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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.