Home / 78,595,031.43-108,458,599.82-45,110,022.05

Finding the Fourth Proportional to 78,595,031.43, 108,458,599.82 and 45,110,022.05

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Solution

The fourth proportional to 78,595,031.43, 108,458,599.82 and 45,110,022.05 is: 62,250,370.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,595,031.43 : 108,458,599.82 = 45,110,022.05 : x
  2. Step 2: Convert to fraction form
    78,595,031.43/108,458,599.82 = 45,110,022.05/x
  3. Step 3: Cross multiply
    78,595,031.43x = 108,458,599.82 × 45,110,022.05
  4. Step 4: Simplify right side
    78,595,031.43x = 4,892,569,829,335,938
  5. Step 5: Solve for x
    x = 4,892,569,829,335,938/78,595,031.43
  6. Step 6: Final answer
    x = 62,250,370.54

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.