Home / 20,852,986,230.90-31,279,479,346.35-14,241,009,885.30

Finding the Fourth Proportional to 20,852,986,230.90, 31,279,479,346.35 and 14,241,009,885.30

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Solution

The fourth proportional to 20,852,986,230.90, 31,279,479,346.35 and 14,241,009,885.30 is: 21,361,514,827.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,852,986,230.90 : 31,279,479,346.35 = 14,241,009,885.30 : x
  2. Step 2: Convert to fraction form
    20,852,986,230.90/31,279,479,346.35 = 14,241,009,885.30/x
  3. Step 3: Cross multiply
    20,852,986,230.90x = 31,279,479,346.35 × 14,241,009,885.30
  4. Step 4: Simplify right side
    20,852,986,230.90x = 445,451,374,578,407,505,920
  5. Step 5: Solve for x
    x = 445,451,374,578,407,505,920/20,852,986,230.90
  6. Step 6: Final answer
    x = 21,361,514,827.95

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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.