Home / 431,338,309.83-595,273,542.93-237,996,079.85

Finding the Fourth Proportional to 431,338,309.83, 595,273,542.93 and 237,996,079.85

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Solution

The fourth proportional to 431,338,309.83, 595,273,542.93 and 237,996,079.85 is: 328,449,308.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    431,338,309.83 : 595,273,542.93 = 237,996,079.85 : x
  2. Step 2: Convert to fraction form
    431,338,309.83/595,273,542.93 = 237,996,079.85/x
  3. Step 3: Cross multiply
    431,338,309.83x = 595,273,542.93 × 237,996,079.85
  4. Step 4: Simplify right side
    431,338,309.83x = 141,672,769,657,248,848
  5. Step 5: Solve for x
    x = 141,672,769,657,248,848/431,338,309.83
  6. Step 6: Final answer
    x = 328,449,308.65

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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.