Home / 1,326,016,366.88-1,829,904,401.06-723,188,447.39

Finding the Fourth Proportional to 1,326,016,366.88, 1,829,904,401.06 and 723,188,447.39

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Solution

The fourth proportional to 1,326,016,366.88, 1,829,904,401.06 and 723,188,447.39 is: 998,001,047.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,326,016,366.88 : 1,829,904,401.06 = 723,188,447.39 : x
  2. Step 2: Convert to fraction form
    1,326,016,366.88/1,829,904,401.06 = 723,188,447.39/x
  3. Step 3: Cross multiply
    1,326,016,366.88x = 1,829,904,401.06 × 723,188,447.39
  4. Step 4: Simplify right side
    1,326,016,366.88x = 1,323,365,722,661,943,808
  5. Step 5: Solve for x
    x = 1,323,365,722,661,943,808/1,326,016,366.88
  6. Step 6: Final answer
    x = 998,001,047.14

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Double scale
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1.5x scale

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.