Home / 1,326,016,367.13-1,829,904,401.40-723,188,447.64

Finding the Fourth Proportional to 1,326,016,367.13, 1,829,904,401.40 and 723,188,447.64

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Solution

The fourth proportional to 1,326,016,367.13, 1,829,904,401.40 and 723,188,447.64 is: 998,001,047.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,326,016,367.13 : 1,829,904,401.40 = 723,188,447.64 : x
  2. Step 2: Convert to fraction form
    1,326,016,367.13/1,829,904,401.40 = 723,188,447.64/x
  3. Step 3: Cross multiply
    1,326,016,367.13x = 1,829,904,401.40 × 723,188,447.64
  4. Step 4: Simplify right side
    1,326,016,367.13x = 1,323,365,723,368,920,064
  5. Step 5: Solve for x
    x = 1,323,365,723,368,920,064/1,326,016,367.13
  6. Step 6: Final answer
    x = 998,001,047.48

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Double scale
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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.