Home / 79,126,867.20-118,690,300.80-24,539,347.20

Finding the Fourth Proportional to 79,126,867.20, 118,690,300.80 and 24,539,347.20

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Solution

The fourth proportional to 79,126,867.20, 118,690,300.80 and 24,539,347.20 is: 36,809,020.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,126,867.20 : 118,690,300.80 = 24,539,347.20 : x
  2. Step 2: Convert to fraction form
    79,126,867.20/118,690,300.80 = 24,539,347.20/x
  3. Step 3: Cross multiply
    79,126,867.20x = 118,690,300.80 × 24,539,347.20
  4. Step 4: Simplify right side
    79,126,867.20x = 2,912,582,500,603,637.50
  5. Step 5: Solve for x
    x = 2,912,582,500,603,637.50/79,126,867.20
  6. Step 6: Final answer
    x = 36,809,020.80

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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.