Home / 1,471,996,298.88-2,208,013,680.24-489,422,838.24

Finding the Fourth Proportional to 1,471,996,298.88, 2,208,013,680.24 and 489,422,838.24

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Solution

The fourth proportional to 1,471,996,298.88, 2,208,013,680.24 and 489,422,838.24 is: 734,140,651.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,471,996,298.88 : 2,208,013,680.24 = 489,422,838.24 : x
  2. Step 2: Convert to fraction form
    1,471,996,298.88/2,208,013,680.24 = 489,422,838.24/x
  3. Step 3: Cross multiply
    1,471,996,298.88x = 2,208,013,680.24 × 489,422,838.24
  4. Step 4: Simplify right side
    1,471,996,298.88x = 1,080,652,322,255,808,512
  5. Step 5: Solve for x
    x = 1,080,652,322,255,808,512/1,471,996,298.88
  6. Step 6: Final answer
    x = 734,140,651.77

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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.