Home / 110,603,774.67-152,223,680.61-81,188,515.32

Finding the Fourth Proportional to 110,603,774.67, 152,223,680.61 and 81,188,515.32

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Solution

The fourth proportional to 110,603,774.67, 152,223,680.61 and 81,188,515.32 is: 111,739,537.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,603,774.67 : 152,223,680.61 = 81,188,515.32 : x
  2. Step 2: Convert to fraction form
    110,603,774.67/152,223,680.61 = 81,188,515.32/x
  3. Step 3: Cross multiply
    110,603,774.67x = 152,223,680.61 × 81,188,515.32
  4. Step 4: Simplify right side
    110,603,774.67x = 12,358,814,625,271,772
  5. Step 5: Solve for x
    x = 12,358,814,625,271,772/110,603,774.67
  6. Step 6: Final answer
    x = 111,739,537.48

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Why These Related Problems?

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