Home / 83,756,418.24-115,584,036.96-47,087,290.56

Finding the Fourth Proportional to 83,756,418.24, 115,584,036.96 and 47,087,290.56

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Solution

The fourth proportional to 83,756,418.24, 115,584,036.96 and 47,087,290.56 is: 64,980,562.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,756,418.24 : 115,584,036.96 = 47,087,290.56 : x
  2. Step 2: Convert to fraction form
    83,756,418.24/115,584,036.96 = 47,087,290.56/x
  3. Step 3: Cross multiply
    83,756,418.24x = 115,584,036.96 × 47,087,290.56
  4. Step 4: Simplify right side
    83,756,418.24x = 5,442,539,132,433,299
  5. Step 5: Solve for x
    x = 5,442,539,132,433,299/83,756,418.24
  6. Step 6: Final answer
    x = 64,980,562.05

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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.