Home / 74,207,353,959.90-111,311,030,939.88-38,821,036,110.30

Finding the Fourth Proportional to 74,207,353,959.90, 111,311,030,939.88 and 38,821,036,110.30

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Solution

The fourth proportional to 74,207,353,959.90, 111,311,030,939.88 and 38,821,036,110.30 is: 58,231,554,165.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,207,353,959.90 : 111,311,030,939.88 = 38,821,036,110.30 : x
  2. Step 2: Convert to fraction form
    74,207,353,959.90/111,311,030,939.88 = 38,821,036,110.30/x
  3. Step 3: Cross multiply
    74,207,353,959.90x = 111,311,030,939.88 × 38,821,036,110.30
  4. Step 4: Simplify right side
    74,207,353,959.90x = 4,321,209,551,591,802,667,008
  5. Step 5: Solve for x
    x = 4,321,209,551,591,802,667,008/74,207,353,959.90
  6. Step 6: Final answer
    x = 58,231,554,165.47

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Double scale
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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.