Home / 127,002,794,532.48-190,504,191,733.08-47,420,559,178.92

Finding the Fourth Proportional to 127,002,794,532.48, 190,504,191,733.08 and 47,420,559,178.92

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Solution

The fourth proportional to 127,002,794,532.48, 190,504,191,733.08 and 47,420,559,178.92 is: 71,130,838,743.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,002,794,532.48 : 190,504,191,733.08 = 47,420,559,178.92 : x
  2. Step 2: Convert to fraction form
    127,002,794,532.48/190,504,191,733.08 = 47,420,559,178.92/x
  3. Step 3: Cross multiply
    127,002,794,532.48x = 190,504,191,733.08 × 47,420,559,178.92
  4. Step 4: Simplify right side
    127,002,794,532.48x = 9,033,815,297,910,841,016,320
  5. Step 5: Solve for x
    x = 9,033,815,297,910,841,016,320/127,002,794,532.48
  6. Step 6: Final answer
    x = 71,130,838,743.87

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1.5x scale

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.