Home / 338,904,045.20-508,356,067.80-93,260,205.20

Finding the Fourth Proportional to 338,904,045.20, 508,356,067.80 and 93,260,205.20

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Solution

The fourth proportional to 338,904,045.20, 508,356,067.80 and 93,260,205.20 is: 139,890,307.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,904,045.20 : 508,356,067.80 = 93,260,205.20 : x
  2. Step 2: Convert to fraction form
    338,904,045.20/508,356,067.80 = 93,260,205.20/x
  3. Step 3: Cross multiply
    338,904,045.20x = 508,356,067.80 × 93,260,205.20
  4. Step 4: Simplify right side
    338,904,045.20x = 47,409,391,197,693,112
  5. Step 5: Solve for x
    x = 47,409,391,197,693,112/338,904,045.20
  6. Step 6: Final answer
    x = 139,890,307.80

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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.