Home / 199,590,708.30-299,386,062.45-113,295,770.70

Finding the Fourth Proportional to 199,590,708.30, 299,386,062.45 and 113,295,770.70

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Solution

The fourth proportional to 199,590,708.30, 299,386,062.45 and 113,295,770.70 is: 169,943,656.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,590,708.30 : 299,386,062.45 = 113,295,770.70 : x
  2. Step 2: Convert to fraction form
    199,590,708.30/299,386,062.45 = 113,295,770.70/x
  3. Step 3: Cross multiply
    199,590,708.30x = 299,386,062.45 × 113,295,770.70
  4. Step 4: Simplify right side
    199,590,708.30x = 33,919,174,682,111,080
  5. Step 5: Solve for x
    x = 33,919,174,682,111,080/199,590,708.30
  6. Step 6: Final answer
    x = 169,943,656.05

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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.