Home / 153,298,658.87-229,947,998.33-122,448,799.51

Finding the Fourth Proportional to 153,298,658.87, 229,947,998.33 and 122,448,799.51

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Solution

The fourth proportional to 153,298,658.87, 229,947,998.33 and 122,448,799.51 is: 183,673,207.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,298,658.87 : 229,947,998.33 = 122,448,799.51 : x
  2. Step 2: Convert to fraction form
    153,298,658.87/229,947,998.33 = 122,448,799.51/x
  3. Step 3: Cross multiply
    153,298,658.87x = 229,947,998.33 × 122,448,799.51
  4. Step 4: Simplify right side
    153,298,658.87x = 28,156,856,345,235,988
  5. Step 5: Solve for x
    x = 28,156,856,345,235,988/153,298,658.87
  6. Step 6: Final answer
    x = 183,673,207.27

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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.