Home / 83,791,386.60-115,621,954.34-46,612,878.44

Finding the Fourth Proportional to 83,791,386.60, 115,621,954.34 and 46,612,878.44

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Solution

The fourth proportional to 83,791,386.60, 115,621,954.34 and 46,612,878.44 is: 64,320,120.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,791,386.60 : 115,621,954.34 = 46,612,878.44 : x
  2. Step 2: Convert to fraction form
    83,791,386.60/115,621,954.34 = 46,612,878.44/x
  3. Step 3: Cross multiply
    83,791,386.60x = 115,621,954.34 × 46,612,878.44
  4. Step 4: Simplify right side
    83,791,386.60x = 5,389,472,102,645,650
  5. Step 5: Solve for x
    x = 5,389,472,102,645,650/83,791,386.60
  6. Step 6: Final answer
    x = 64,320,120.73

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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.