Home / 83,773,019.20-115,559,529.96-50,273,930.92

Finding the Fourth Proportional to 83,773,019.20, 115,559,529.96 and 50,273,930.92

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Solution

The fourth proportional to 83,773,019.20, 115,559,529.96 and 50,273,930.92 is: 69,349,677.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,773,019.20 : 115,559,529.96 = 50,273,930.92 : x
  2. Step 2: Convert to fraction form
    83,773,019.20/115,559,529.96 = 50,273,930.92/x
  3. Step 3: Cross multiply
    83,773,019.20x = 115,559,529.96 × 50,273,930.92
  4. Step 4: Simplify right side
    83,773,019.20x = 5,809,631,826,356,710
  5. Step 5: Solve for x
    x = 5,809,631,826,356,710/83,773,019.20
  6. Step 6: Final answer
    x = 69,349,677.04

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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.