Home / 222,953,665.80-334,682,441.10-132,128,430.60

Finding the Fourth Proportional to 222,953,665.80, 334,682,441.10 and 132,128,430.60

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Solution

The fourth proportional to 222,953,665.80, 334,682,441.10 and 132,128,430.60 is: 198,341,953.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,953,665.80 : 334,682,441.10 = 132,128,430.60 : x
  2. Step 2: Convert to fraction form
    222,953,665.80/334,682,441.10 = 132,128,430.60/x
  3. Step 3: Cross multiply
    222,953,665.80x = 334,682,441.10 × 132,128,430.60
  4. Step 4: Simplify right side
    222,953,665.80x = 44,221,065,691,919,936
  5. Step 5: Solve for x
    x = 44,221,065,691,919,936/222,953,665.80
  6. Step 6: Final answer
    x = 198,341,953.85

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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.