Home / 199,762,985.70-297,538,033.55-190,800,104.72

Finding the Fourth Proportional to 199,762,985.70, 297,538,033.55 and 190,800,104.72

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Solution

The fourth proportional to 199,762,985.70, 297,538,033.55 and 190,800,104.72 is: 284,188,223.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,762,985.70 : 297,538,033.55 = 190,800,104.72 : x
  2. Step 2: Convert to fraction form
    199,762,985.70/297,538,033.55 = 190,800,104.72/x
  3. Step 3: Cross multiply
    199,762,985.70x = 297,538,033.55 × 190,800,104.72
  4. Step 4: Simplify right side
    199,762,985.70x = 56,770,287,957,081,184
  5. Step 5: Solve for x
    x = 56,770,287,957,081,184/199,762,985.70
  6. Step 6: Final answer
    x = 284,188,223.15

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.