Home / 20,084,114,689.96-27,754,303,240.68-15,063,145,152.52

Finding the Fourth Proportional to 20,084,114,689.96, 27,754,303,240.68 and 15,063,145,152.52

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Solution

The fourth proportional to 20,084,114,689.96, 27,754,303,240.68 and 15,063,145,152.52 is: 20,815,809,149.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,084,114,689.96 : 27,754,303,240.68 = 15,063,145,152.52 : x
  2. Step 2: Convert to fraction form
    20,084,114,689.96/27,754,303,240.68 = 15,063,145,152.52/x
  3. Step 3: Cross multiply
    20,084,114,689.96x = 27,754,303,240.68 × 15,063,145,152.52
  4. Step 4: Simplify right side
    20,084,114,689.96x = 418,067,098,321,419,108,352
  5. Step 5: Solve for x
    x = 418,067,098,321,419,108,352/20,084,114,689.96
  6. Step 6: Final answer
    x = 20,815,809,149.43

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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.