Home / 112,266,015.60-168,399,023.40-51,799,839.60

Finding the Fourth Proportional to 112,266,015.60, 168,399,023.40 and 51,799,839.60

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Solution

The fourth proportional to 112,266,015.60, 168,399,023.40 and 51,799,839.60 is: 77,699,759.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,266,015.60 : 168,399,023.40 = 51,799,839.60 : x
  2. Step 2: Convert to fraction form
    112,266,015.60/168,399,023.40 = 51,799,839.60/x
  3. Step 3: Cross multiply
    112,266,015.60x = 168,399,023.40 × 51,799,839.60
  4. Step 4: Simplify right side
    112,266,015.60x = 8,723,042,400,916,647
  5. Step 5: Solve for x
    x = 8,723,042,400,916,647/112,266,015.60
  6. Step 6: Final answer
    x = 77,699,759.40

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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.