Home / 102,803,147.52-154,205,246.25-34,646,429.76

Finding the Fourth Proportional to 102,803,147.52, 154,205,246.25 and 34,646,429.76

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Solution

The fourth proportional to 102,803,147.52, 154,205,246.25 and 34,646,429.76 is: 51,969,821.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,803,147.52 : 154,205,246.25 = 34,646,429.76 : x
  2. Step 2: Convert to fraction form
    102,803,147.52/154,205,246.25 = 34,646,429.76/x
  3. Step 3: Cross multiply
    102,803,147.52x = 154,205,246.25 × 34,646,429.76
  4. Step 4: Simplify right side
    102,803,147.52x = 5,342,661,232,824,128
  5. Step 5: Solve for x
    x = 5,342,661,232,824,128/102,803,147.52
  6. Step 6: Final answer
    x = 51,969,821.56

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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.