Home / 83,033,898.40-124,550,847.60-31,917,584.80

Finding the Fourth Proportional to 83,033,898.40, 124,550,847.60 and 31,917,584.80

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Solution

The fourth proportional to 83,033,898.40, 124,550,847.60 and 31,917,584.80 is: 47,876,377.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,033,898.40 : 124,550,847.60 = 31,917,584.80 : x
  2. Step 2: Convert to fraction form
    83,033,898.40/124,550,847.60 = 31,917,584.80/x
  3. Step 3: Cross multiply
    83,033,898.40x = 124,550,847.60 × 31,917,584.80
  4. Step 4: Simplify right side
    83,033,898.40x = 3,975,362,240,184,876.50
  5. Step 5: Solve for x
    x = 3,975,362,240,184,876.50/83,033,898.40
  6. Step 6: Final answer
    x = 47,876,377.20

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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.