Home / 42,251,921,012.80-63,377,881,519.20-22,660,879,988.80

Finding the Fourth Proportional to 42,251,921,012.80, 63,377,881,519.20 and 22,660,879,988.80

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Solution

The fourth proportional to 42,251,921,012.80, 63,377,881,519.20 and 22,660,879,988.80 is: 33,991,319,983.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,251,921,012.80 : 63,377,881,519.20 = 22,660,879,988.80 : x
  2. Step 2: Convert to fraction form
    42,251,921,012.80/63,377,881,519.20 = 22,660,879,988.80/x
  3. Step 3: Cross multiply
    42,251,921,012.80x = 63,377,881,519.20 × 22,660,879,988.80
  4. Step 4: Simplify right side
    42,251,921,012.80x = 1,436,198,567,050,976,428,032
  5. Step 5: Solve for x
    x = 1,436,198,567,050,976,428,032/42,251,921,012.80
  6. Step 6: Final answer
    x = 33,991,319,983.20

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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.