Home / 83,975,518.80-125,963,278.20-35,508,099.60

Finding the Fourth Proportional to 83,975,518.80, 125,963,278.20 and 35,508,099.60

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Solution

The fourth proportional to 83,975,518.80, 125,963,278.20 and 35,508,099.60 is: 53,262,149.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,975,518.80 : 125,963,278.20 = 35,508,099.60 : x
  2. Step 2: Convert to fraction form
    83,975,518.80/125,963,278.20 = 35,508,099.60/x
  3. Step 3: Cross multiply
    83,975,518.80x = 125,963,278.20 × 35,508,099.60
  4. Step 4: Simplify right side
    83,975,518.80x = 4,472,716,628,268,109
  5. Step 5: Solve for x
    x = 4,472,716,628,268,109/83,975,518.80
  6. Step 6: Final answer
    x = 53,262,149.40

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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.