Home / 1,639,213,373.64-2,458,992,301.31-533,904,300.42

Finding the Fourth Proportional to 1,639,213,373.64, 2,458,992,301.31 and 533,904,300.42

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Solution

The fourth proportional to 1,639,213,373.64, 2,458,992,301.31 and 533,904,300.42 is: 800,912,550.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,639,213,373.64 : 2,458,992,301.31 = 533,904,300.42 : x
  2. Step 2: Convert to fraction form
    1,639,213,373.64/2,458,992,301.31 = 533,904,300.42/x
  3. Step 3: Cross multiply
    1,639,213,373.64x = 2,458,992,301.31 × 533,904,300.42
  4. Step 4: Simplify right side
    1,639,213,373.64x = 1,312,866,564,361,116,928
  5. Step 5: Solve for x
    x = 1,312,866,564,361,116,928/1,639,213,373.64
  6. Step 6: Final answer
    x = 800,912,550.78

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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.