Home / 972,850,781.87-1,458,974,363.62-350,985,172.27

Finding the Fourth Proportional to 972,850,781.87, 1,458,974,363.62 and 350,985,172.27

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Solution

The fourth proportional to 972,850,781.87, 1,458,974,363.62 and 350,985,172.27 is: 526,368,871.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    972,850,781.87 : 1,458,974,363.62 = 350,985,172.27 : x
  2. Step 2: Convert to fraction form
    972,850,781.87/1,458,974,363.62 = 350,985,172.27/x
  3. Step 3: Cross multiply
    972,850,781.87x = 1,458,974,363.62 × 350,985,172.27
  4. Step 4: Simplify right side
    972,850,781.87x = 512,078,368,352,181,376
  5. Step 5: Solve for x
    x = 512,078,368,352,181,376/972,850,781.87
  6. Step 6: Final answer
    x = 526,368,871.66

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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.