Home / 83,888,873.64-115,770,237.32-46,719,153.68

Finding the Fourth Proportional to 83,888,873.64, 115,770,237.32 and 46,719,153.68

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Solution

The fourth proportional to 83,888,873.64, 115,770,237.32 and 46,719,153.68 is: 64,474,432.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,888,873.64 : 115,770,237.32 = 46,719,153.68 : x
  2. Step 2: Convert to fraction form
    83,888,873.64/115,770,237.32 = 46,719,153.68/x
  3. Step 3: Cross multiply
    83,888,873.64x = 115,770,237.32 × 46,719,153.68
  4. Step 4: Simplify right side
    83,888,873.64x = 5,408,687,508,923,151
  5. Step 5: Solve for x
    x = 5,408,687,508,923,151/83,888,873.64
  6. Step 6: Final answer
    x = 64,474,432.36

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1.5x scale

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.