Home / 81,938,122.80-113,073,289.71-44,767,604.71

Finding the Fourth Proportional to 81,938,122.80, 113,073,289.71 and 44,767,604.71

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Solution

The fourth proportional to 81,938,122.80, 113,073,289.71 and 44,767,604.71 is: 61,778,573.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,938,122.80 : 113,073,289.71 = 44,767,604.71 : x
  2. Step 2: Convert to fraction form
    81,938,122.80/113,073,289.71 = 44,767,604.71/x
  3. Step 3: Cross multiply
    81,938,122.80x = 113,073,289.71 × 44,767,604.71
  4. Step 4: Simplify right side
    81,938,122.80x = 5,062,020,336,970,053
  5. Step 5: Solve for x
    x = 5,062,020,336,970,053/81,938,122.80
  6. Step 6: Final answer
    x = 61,778,573.44

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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.