Home / 86,193,512.38-118,949,559.23-47,037,811.34

Finding the Fourth Proportional to 86,193,512.38, 118,949,559.23 and 47,037,811.34

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Solution

The fourth proportional to 86,193,512.38, 118,949,559.23 and 47,037,811.34 is: 64,913,550.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,193,512.38 : 118,949,559.23 = 47,037,811.34 : x
  2. Step 2: Convert to fraction form
    86,193,512.38/118,949,559.23 = 47,037,811.34/x
  3. Step 3: Cross multiply
    86,193,512.38x = 118,949,559.23 × 47,037,811.34
  4. Step 4: Simplify right side
    86,193,512.38x = 5,595,126,925,518,420
  5. Step 5: Solve for x
    x = 5,595,126,925,518,420/86,193,512.38
  6. Step 6: Final answer
    x = 64,913,550.58

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.