Home / 199,616,049.90-299,424,074.85-113,619,710.70

Finding the Fourth Proportional to 199,616,049.90, 299,424,074.85 and 113,619,710.70

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Solution

The fourth proportional to 199,616,049.90, 299,424,074.85 and 113,619,710.70 is: 170,429,566.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,616,049.90 : 299,424,074.85 = 113,619,710.70 : x
  2. Step 2: Convert to fraction form
    199,616,049.90/299,424,074.85 = 113,619,710.70/x
  3. Step 3: Cross multiply
    199,616,049.90x = 299,424,074.85 × 113,619,710.70
  4. Step 4: Simplify right side
    199,616,049.90x = 34,020,476,761,072,148
  5. Step 5: Solve for x
    x = 34,020,476,761,072,148/199,616,049.90
  6. Step 6: Final answer
    x = 170,429,566.05

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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.