Home / 314,930,596.70-472,395,895.05-185,471,569.10

Finding the Fourth Proportional to 314,930,596.70, 472,395,895.05 and 185,471,569.10

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Solution

The fourth proportional to 314,930,596.70, 472,395,895.05 and 185,471,569.10 is: 278,207,353.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,930,596.70 : 472,395,895.05 = 185,471,569.10 : x
  2. Step 2: Convert to fraction form
    314,930,596.70/472,395,895.05 = 185,471,569.10/x
  3. Step 3: Cross multiply
    314,930,596.70x = 472,395,895.05 × 185,471,569.10
  4. Step 4: Simplify right side
    314,930,596.70x = 87,616,007,891,322,416
  5. Step 5: Solve for x
    x = 87,616,007,891,322,416/314,930,596.70
  6. Step 6: Final answer
    x = 278,207,353.65

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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.