Home / 83,648,530.44-125,291,095.32-40,427,089.80

Finding the Fourth Proportional to 83,648,530.44, 125,291,095.32 and 40,427,089.80

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Solution

The fourth proportional to 83,648,530.44, 125,291,095.32 and 40,427,089.80 is: 60,552,819.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,648,530.44 : 125,291,095.32 = 40,427,089.80 : x
  2. Step 2: Convert to fraction form
    83,648,530.44/125,291,095.32 = 40,427,089.80/x
  3. Step 3: Cross multiply
    83,648,530.44x = 125,291,095.32 × 40,427,089.80
  4. Step 4: Simplify right side
    83,648,530.44x = 5,065,154,361,641,999
  5. Step 5: Solve for x
    x = 5,065,154,361,641,999/83,648,530.44
  6. Step 6: Final answer
    x = 60,552,819.46

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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.