Home / 193,615,265.30-290,422,897.95-149,777,287.70

Finding the Fourth Proportional to 193,615,265.30, 290,422,897.95 and 149,777,287.70

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Solution

The fourth proportional to 193,615,265.30, 290,422,897.95 and 149,777,287.70 is: 224,665,931.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,615,265.30 : 290,422,897.95 = 149,777,287.70 : x
  2. Step 2: Convert to fraction form
    193,615,265.30/290,422,897.95 = 149,777,287.70/x
  3. Step 3: Cross multiply
    193,615,265.30x = 290,422,897.95 × 149,777,287.70
  4. Step 4: Simplify right side
    193,615,265.30x = 43,498,753,940,924,888
  5. Step 5: Solve for x
    x = 43,498,753,940,924,888/193,615,265.30
  6. Step 6: Final answer
    x = 224,665,931.55

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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.