Home / 103,357,382.24-155,027,931.96-45,063,684.56

Finding the Fourth Proportional to 103,357,382.24, 155,027,931.96 and 45,063,684.56

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Solution

The fourth proportional to 103,357,382.24, 155,027,931.96 and 45,063,684.56 is: 67,591,977.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,357,382.24 : 155,027,931.96 = 45,063,684.56 : x
  2. Step 2: Convert to fraction form
    103,357,382.24/155,027,931.96 = 45,063,684.56/x
  3. Step 3: Cross multiply
    103,357,382.24x = 155,027,931.96 × 45,063,684.56
  4. Step 4: Simplify right side
    103,357,382.24x = 6,986,129,823,834,583
  5. Step 5: Solve for x
    x = 6,986,129,823,834,583/103,357,382.24
  6. Step 6: Final answer
    x = 67,591,977.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.