Home / 314,930,597.20-472,395,895.80-185,471,569.60

Finding the Fourth Proportional to 314,930,597.20, 472,395,895.80 and 185,471,569.60

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Solution

The fourth proportional to 314,930,597.20, 472,395,895.80 and 185,471,569.60 is: 278,207,354.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,930,597.20 : 472,395,895.80 = 185,471,569.60 : x
  2. Step 2: Convert to fraction form
    314,930,597.20/472,395,895.80 = 185,471,569.60/x
  3. Step 3: Cross multiply
    314,930,597.20x = 472,395,895.80 × 185,471,569.60
  4. Step 4: Simplify right side
    314,930,597.20x = 87,616,008,266,624,048
  5. Step 5: Solve for x
    x = 87,616,008,266,624,048/314,930,597.20
  6. Step 6: Final answer
    x = 278,207,354.40

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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.