Home / 83,663,378.28-115,458,265.55-46,495,224.86

Finding the Fourth Proportional to 83,663,378.28, 115,458,265.55 and 46,495,224.86

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Solution

The fourth proportional to 83,663,378.28, 115,458,265.55 and 46,495,224.86 is: 64,164,968.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,663,378.28 : 115,458,265.55 = 46,495,224.86 : x
  2. Step 2: Convert to fraction form
    83,663,378.28/115,458,265.55 = 46,495,224.86/x
  3. Step 3: Cross multiply
    83,663,378.28x = 115,458,265.55 × 46,495,224.86
  4. Step 4: Simplify right side
    83,663,378.28x = 5,368,258,018,231,788
  5. Step 5: Solve for x
    x = 5,368,258,018,231,788/83,663,378.28
  6. Step 6: Final answer
    x = 64,164,968.34

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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.