Home / 84,267,237.60-126,495,334.80-65,182,600.80

Finding the Fourth Proportional to 84,267,237.60, 126,495,334.80 and 65,182,600.80

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Solution

The fourth proportional to 84,267,237.60, 126,495,334.80 and 65,182,600.80 is: 97,846,982.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,267,237.60 : 126,495,334.80 = 65,182,600.80 : x
  2. Step 2: Convert to fraction form
    84,267,237.60/126,495,334.80 = 65,182,600.80/x
  3. Step 3: Cross multiply
    84,267,237.60x = 126,495,334.80 × 65,182,600.80
  4. Step 4: Simplify right side
    84,267,237.60x = 8,245,294,911,330,747
  5. Step 5: Solve for x
    x = 8,245,294,911,330,747/84,267,237.60
  6. Step 6: Final answer
    x = 97,846,982.36

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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.