Home / 83,663,445.71-115,458,358.80-46,495,292.56

Finding the Fourth Proportional to 83,663,445.71, 115,458,358.80 and 46,495,292.56

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Solution

The fourth proportional to 83,663,445.71, 115,458,358.80 and 46,495,292.56 is: 64,165,061.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,663,445.71 : 115,458,358.80 = 46,495,292.56 : x
  2. Step 2: Convert to fraction form
    83,663,445.71/115,458,358.80 = 46,495,292.56/x
  3. Step 3: Cross multiply
    83,663,445.71x = 115,458,358.80 × 46,495,292.56
  4. Step 4: Simplify right side
    83,663,445.71x = 5,368,270,170,789,161
  5. Step 5: Solve for x
    x = 5,368,270,170,789,161/83,663,445.71
  6. Step 6: Final answer
    x = 64,165,061.87

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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.