Home / 28,181,610,380.52-38,888,322,178.82-16,592,387,920.04

Finding the Fourth Proportional to 28,181,610,380.52, 38,888,322,178.82 and 16,592,387,920.04

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Solution

The fourth proportional to 28,181,610,380.52, 38,888,322,178.82 and 16,592,387,920.04 is: 22,896,141,080.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,181,610,380.52 : 38,888,322,178.82 = 16,592,387,920.04 : x
  2. Step 2: Convert to fraction form
    28,181,610,380.52/38,888,322,178.82 = 16,592,387,920.04/x
  3. Step 3: Cross multiply
    28,181,610,380.52x = 38,888,322,178.82 × 16,592,387,920.04
  4. Step 4: Simplify right side
    28,181,610,380.52x = 645,250,127,150,476,558,336
  5. Step 5: Solve for x
    x = 645,250,127,150,476,558,336/28,181,610,380.52
  6. Step 6: Final answer
    x = 22,896,141,080.59

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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.