Home / 216,033,388.52-298,127,935.02-123,218,595.68

Finding the Fourth Proportional to 216,033,388.52, 298,127,935.02 and 123,218,595.68

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Solution

The fourth proportional to 216,033,388.52, 298,127,935.02 and 123,218,595.68 is: 170,042,722.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,033,388.52 : 298,127,935.02 = 123,218,595.68 : x
  2. Step 2: Convert to fraction form
    216,033,388.52/298,127,935.02 = 123,218,595.68/x
  3. Step 3: Cross multiply
    216,033,388.52x = 298,127,935.02 × 123,218,595.68
  4. Step 4: Simplify right side
    216,033,388.52x = 36,734,905,486,142,696
  5. Step 5: Solve for x
    x = 36,734,905,486,142,696/216,033,388.52
  6. Step 6: Final answer
    x = 170,042,722.27

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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.