Home / 193,616,439.80-290,424,659.70-149,778,462.20

Finding the Fourth Proportional to 193,616,439.80, 290,424,659.70 and 149,778,462.20

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Solution

The fourth proportional to 193,616,439.80, 290,424,659.70 and 149,778,462.20 is: 224,667,693.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,616,439.80 : 290,424,659.70 = 149,778,462.20 : x
  2. Step 2: Convert to fraction form
    193,616,439.80/290,424,659.70 = 149,778,462.20/x
  3. Step 3: Cross multiply
    193,616,439.80x = 290,424,659.70 × 149,778,462.20
  4. Step 4: Simplify right side
    193,616,439.80x = 43,499,358,914,824,312
  5. Step 5: Solve for x
    x = 43,499,358,914,824,312/193,616,439.80
  6. Step 6: Final answer
    x = 224,667,693.30

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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.