Home / 28,244,142,619.52-38,976,914,967.36-16,370,135,098.88

Finding the Fourth Proportional to 28,244,142,619.52, 38,976,914,967.36 and 16,370,135,098.88

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Solution

The fourth proportional to 28,244,142,619.52, 38,976,914,967.36 and 16,370,135,098.88 is: 22,590,785,365.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,244,142,619.52 : 38,976,914,967.36 = 16,370,135,098.88 : x
  2. Step 2: Convert to fraction form
    28,244,142,619.52/38,976,914,967.36 = 16,370,135,098.88/x
  3. Step 3: Cross multiply
    28,244,142,619.52x = 38,976,914,967.36 × 16,370,135,098.88
  4. Step 4: Simplify right side
    28,244,142,619.52x = 638,057,363,753,241,149,440
  5. Step 5: Solve for x
    x = 638,057,363,753,241,149,440/28,244,142,619.52
  6. Step 6: Final answer
    x = 22,590,785,365.61

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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.