Home / 74,207,353,856.90-111,311,030,785.35-38,821,036,007.30

Finding the Fourth Proportional to 74,207,353,856.90, 111,311,030,785.35 and 38,821,036,007.30

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Solution

The fourth proportional to 74,207,353,856.90, 111,311,030,785.35 and 38,821,036,007.30 is: 58,231,554,010.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,207,353,856.90 : 111,311,030,785.35 = 38,821,036,007.30 : x
  2. Step 2: Convert to fraction form
    74,207,353,856.90/111,311,030,785.35 = 38,821,036,007.30/x
  3. Step 3: Cross multiply
    74,207,353,856.90x = 111,311,030,785.35 × 38,821,036,007.30
  4. Step 4: Simplify right side
    74,207,353,856.90x = 4,321,209,534,127,751,561,216
  5. Step 5: Solve for x
    x = 4,321,209,534,127,751,561,216/74,207,353,856.90
  6. Step 6: Final answer
    x = 58,231,554,010.95

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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.