Home / 149,364,078.20-224,046,117.30-84,793,996.70

Finding the Fourth Proportional to 149,364,078.20, 224,046,117.30 and 84,793,996.70

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Solution

The fourth proportional to 149,364,078.20, 224,046,117.30 and 84,793,996.70 is: 127,190,995.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,364,078.20 : 224,046,117.30 = 84,793,996.70 : x
  2. Step 2: Convert to fraction form
    149,364,078.20/224,046,117.30 = 84,793,996.70/x
  3. Step 3: Cross multiply
    149,364,078.20x = 224,046,117.30 × 84,793,996.70
  4. Step 4: Simplify right side
    149,364,078.20x = 18,997,765,730,984,016
  5. Step 5: Solve for x
    x = 18,997,765,730,984,016/149,364,078.20
  6. Step 6: Final answer
    x = 127,190,995.05

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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.