Home / 294,902,770.30-442,637,590.65-149,500,512.70

Finding the Fourth Proportional to 294,902,770.30, 442,637,590.65 and 149,500,512.70

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Solution

The fourth proportional to 294,902,770.30, 442,637,590.65 and 149,500,512.70 is: 224,394,456.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,902,770.30 : 442,637,590.65 = 149,500,512.70 : x
  2. Step 2: Convert to fraction form
    294,902,770.30/442,637,590.65 = 149,500,512.70/x
  3. Step 3: Cross multiply
    294,902,770.30x = 442,637,590.65 × 149,500,512.70
  4. Step 4: Simplify right side
    294,902,770.30x = 66,174,546,742,467,720
  5. Step 5: Solve for x
    x = 66,174,546,742,467,720/294,902,770.30
  6. Step 6: Final answer
    x = 224,394,456.10

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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.