Home / 145,627,352.70-218,441,029.05-88,483,083.90

Finding the Fourth Proportional to 145,627,352.70, 218,441,029.05 and 88,483,083.90

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Solution

The fourth proportional to 145,627,352.70, 218,441,029.05 and 88,483,083.90 is: 132,724,625.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,627,352.70 : 218,441,029.05 = 88,483,083.90 : x
  2. Step 2: Convert to fraction form
    145,627,352.70/218,441,029.05 = 88,483,083.90/x
  3. Step 3: Cross multiply
    145,627,352.70x = 218,441,029.05 × 88,483,083.90
  4. Step 4: Simplify right side
    145,627,352.70x = 19,328,335,900,633,488
  5. Step 5: Solve for x
    x = 19,328,335,900,633,488/145,627,352.70
  6. Step 6: Final answer
    x = 132,724,625.85

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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.