Home / 7,186,752,800.80-10,780,129,201.20-7,090,006,919.20

Finding the Fourth Proportional to 7,186,752,800.80, 10,780,129,201.20 and 7,090,006,919.20

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Solution

The fourth proportional to 7,186,752,800.80, 10,780,129,201.20 and 7,090,006,919.20 is: 10,635,010,378.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,186,752,800.80 : 10,780,129,201.20 = 7,090,006,919.20 : x
  2. Step 2: Convert to fraction form
    7,186,752,800.80/10,780,129,201.20 = 7,090,006,919.20/x
  3. Step 3: Cross multiply
    7,186,752,800.80x = 10,780,129,201.20 × 7,090,006,919.20
  4. Step 4: Simplify right side
    7,186,752,800.80x = 76,431,190,626,377,973,760
  5. Step 5: Solve for x
    x = 76,431,190,626,377,973,760/7,186,752,800.80
  6. Step 6: Final answer
    x = 10,635,010,378.80

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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.