Home / 149,464,793.70-224,197,190.55-91,769,984.10

Finding the Fourth Proportional to 149,464,793.70, 224,197,190.55 and 91,769,984.10

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Solution

The fourth proportional to 149,464,793.70, 224,197,190.55 and 91,769,984.10 is: 137,654,976.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,464,793.70 : 224,197,190.55 = 91,769,984.10 : x
  2. Step 2: Convert to fraction form
    149,464,793.70/224,197,190.55 = 91,769,984.10/x
  3. Step 3: Cross multiply
    149,464,793.70x = 224,197,190.55 × 91,769,984.10
  4. Step 4: Simplify right side
    149,464,793.70x = 20,574,572,612,038,172
  5. Step 5: Solve for x
    x = 20,574,572,612,038,172/149,464,793.70
  6. Step 6: Final answer
    x = 137,654,976.15

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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.