Home / 84,250,317,160.92-126,418,924,374.66-39,486,361,570.32

Finding the Fourth Proportional to 84,250,317,160.92, 126,418,924,374.66 and 39,486,361,570.32

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Solution

The fourth proportional to 84,250,317,160.92, 126,418,924,374.66 and 39,486,361,570.32 is: 59,249,905,821.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,250,317,160.92 : 126,418,924,374.66 = 39,486,361,570.32 : x
  2. Step 2: Convert to fraction form
    84,250,317,160.92/126,418,924,374.66 = 39,486,361,570.32/x
  3. Step 3: Cross multiply
    84,250,317,160.92x = 126,418,924,374.66 × 39,486,361,570.32
  4. Step 4: Simplify right side
    84,250,317,160.92x = 4,991,823,357,188,764,598,272
  5. Step 5: Solve for x
    x = 4,991,823,357,188,764,598,272/84,250,317,160.92
  6. Step 6: Final answer
    x = 59,249,905,821.18

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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.