Home / 113,568,142.70-170,352,214.05-62,430,401.90

Finding the Fourth Proportional to 113,568,142.70, 170,352,214.05 and 62,430,401.90

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Solution

The fourth proportional to 113,568,142.70, 170,352,214.05 and 62,430,401.90 is: 93,645,602.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,568,142.70 : 170,352,214.05 = 62,430,401.90 : x
  2. Step 2: Convert to fraction form
    113,568,142.70/170,352,214.05 = 62,430,401.90/x
  3. Step 3: Cross multiply
    113,568,142.70x = 170,352,214.05 × 62,430,401.90
  4. Step 4: Simplify right side
    113,568,142.70x = 10,635,157,187,696,328
  5. Step 5: Solve for x
    x = 10,635,157,187,696,328/113,568,142.70
  6. Step 6: Final answer
    x = 93,645,602.85

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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.