Home / 1,326,634,921,013.30-1,990,151,353,446-465,957,391,463.22

Finding the Fourth Proportional to 1,326,634,921,013.30, 1,990,151,353,446 and 465,957,391,463.22

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Solution

The fourth proportional to 1,326,634,921,013.30, 1,990,151,353,446 and 465,957,391,463.22 is: 699,005,972,615.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,326,634,921,013.30 : 1,990,151,353,446 = 465,957,391,463.22 : x
  2. Step 2: Convert to fraction form
    1,326,634,921,013.30/1,990,151,353,446 = 465,957,391,463.22/x
  3. Step 3: Cross multiply
    1,326,634,921,013.30x = 1,990,151,353,446 × 465,957,391,463.22
  4. Step 4: Simplify right side
    1,326,634,921,013.30x = 927,325,733,268,694,836,969,472
  5. Step 5: Solve for x
    x = 927,325,733,268,694,836,969,472/1,326,634,921,013.30
  6. Step 6: Final answer
    x = 699,005,972,615.58

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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.