Home / 245,509,969.80-368,318,098.80-73,004,221.20

Finding the Fourth Proportional to 245,509,969.80, 368,318,098.80 and 73,004,221.20

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Solution

The fourth proportional to 245,509,969.80, 368,318,098.80 and 73,004,221.20 is: 109,522,134.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,509,969.80 : 368,318,098.80 = 73,004,221.20 : x
  2. Step 2: Convert to fraction form
    245,509,969.80/368,318,098.80 = 73,004,221.20/x
  3. Step 3: Cross multiply
    245,509,969.80x = 368,318,098.80 × 73,004,221.20
  4. Step 4: Simplify right side
    245,509,969.80x = 26,888,775,956,758,656
  5. Step 5: Solve for x
    x = 26,888,775,956,758,656/245,509,969.80
  6. Step 6: Final answer
    x = 109,522,134.59

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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.