Home / 810,897,873.32-1,119,082,514.94-453,644,338.21

Finding the Fourth Proportional to 810,897,873.32, 1,119,082,514.94 and 453,644,338.21

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Solution

The fourth proportional to 810,897,873.32, 1,119,082,514.94 and 453,644,338.21 is: 626,053,494.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    810,897,873.32 : 1,119,082,514.94 = 453,644,338.21 : x
  2. Step 2: Convert to fraction form
    810,897,873.32/1,119,082,514.94 = 453,644,338.21/x
  3. Step 3: Cross multiply
    810,897,873.32x = 1,119,082,514.94 × 453,644,338.21
  4. Step 4: Simplify right side
    810,897,873.32x = 507,665,446,893,737,600
  5. Step 5: Solve for x
    x = 507,665,446,893,737,600/810,897,873.32
  6. Step 6: Final answer
    x = 626,053,494.03

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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.