Home / 274,890,774,332.44-412,336,639,800.44-86,251,146,589.72

Finding the Fourth Proportional to 274,890,774,332.44, 412,336,639,800.44 and 86,251,146,589.72

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Solution

The fourth proportional to 274,890,774,332.44, 412,336,639,800.44 and 86,251,146,589.72 is: 129,376,869,959.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    274,890,774,332.44 : 412,336,639,800.44 = 86,251,146,589.72 : x
  2. Step 2: Convert to fraction form
    274,890,774,332.44/412,336,639,800.44 = 86,251,146,589.72/x
  3. Step 3: Cross multiply
    274,890,774,332.44x = 412,336,639,800.44 × 86,251,146,589.72
  4. Step 4: Simplify right side
    274,890,774,332.44x = 35,564,507,963,740,324,364,288
  5. Step 5: Solve for x
    x = 35,564,507,963,740,324,364,288/274,890,774,332.44
  6. Step 6: Final answer
    x = 129,376,869,959.01

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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.