Home / 921,726,001.05-1,382,589,001.58-921,726,001.05

Finding the Fourth Proportional to 921,726,001.05, 1,382,589,001.58 and 921,726,001.05

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Solution

The fourth proportional to 921,726,001.05, 1,382,589,001.58 and 921,726,001.05 is: 1,382,589,001.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    921,726,001.05 : 1,382,589,001.58 = 921,726,001.05 : x
  2. Step 2: Convert to fraction form
    921,726,001.05/1,382,589,001.58 = 921,726,001.05/x
  3. Step 3: Cross multiply
    921,726,001.05x = 1,382,589,001.58 × 921,726,001.05
  4. Step 4: Simplify right side
    921,726,001.05x = 1,274,368,231,517,436,928
  5. Step 5: Solve for x
    x = 1,274,368,231,517,436,928/921,726,001.05
  6. Step 6: Final answer
    x = 1,382,589,001.58

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Double scale
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1.5x scale

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.