Home / 19,904,684,317.76-27,468,278,719.52-10,872,438,966.84

Finding the Fourth Proportional to 19,904,684,317.76, 27,468,278,719.52 and 10,872,438,966.84

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Solution

The fourth proportional to 19,904,684,317.76, 27,468,278,719.52 and 10,872,438,966.84 is: 15,003,864,373.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,904,684,317.76 : 27,468,278,719.52 = 10,872,438,966.84 : x
  2. Step 2: Convert to fraction form
    19,904,684,317.76/27,468,278,719.52 = 10,872,438,966.84/x
  3. Step 3: Cross multiply
    19,904,684,317.76x = 27,468,278,719.52 × 10,872,438,966.84
  4. Step 4: Simplify right side
    19,904,684,317.76x = 298,647,183,902,109,466,624
  5. Step 5: Solve for x
    x = 298,647,183,902,109,466,624/19,904,684,317.76
  6. Step 6: Final answer
    x = 15,003,864,373.56

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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.