Home / 313,009,625.70-469,514,438.55-108,558,368.10

Finding the Fourth Proportional to 313,009,625.70, 469,514,438.55 and 108,558,368.10

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Solution

The fourth proportional to 313,009,625.70, 469,514,438.55 and 108,558,368.10 is: 162,837,552.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,009,625.70 : 469,514,438.55 = 108,558,368.10 : x
  2. Step 2: Convert to fraction form
    313,009,625.70/469,514,438.55 = 108,558,368.10/x
  3. Step 3: Cross multiply
    313,009,625.70x = 469,514,438.55 × 108,558,368.10
  4. Step 4: Simplify right side
    313,009,625.70x = 50,969,721,248,375,728
  5. Step 5: Solve for x
    x = 50,969,721,248,375,728/313,009,625.70
  6. Step 6: Final answer
    x = 162,837,552.15

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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.