Home / 81,445,708.92-112,394,070.54-44,775,959.16

Finding the Fourth Proportional to 81,445,708.92, 112,394,070.54 and 44,775,959.16

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Solution

The fourth proportional to 81,445,708.92, 112,394,070.54 and 44,775,959.16 is: 61,790,269.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,445,708.92 : 112,394,070.54 = 44,775,959.16 : x
  2. Step 2: Convert to fraction form
    81,445,708.92/112,394,070.54 = 44,775,959.16/x
  3. Step 3: Cross multiply
    81,445,708.92x = 112,394,070.54 × 44,775,959.16
  4. Step 4: Simplify right side
    81,445,708.92x = 5,032,552,312,325,199
  5. Step 5: Solve for x
    x = 5,032,552,312,325,199/81,445,708.92
  6. Step 6: Final answer
    x = 61,790,269.60

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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.