Home / 70,709,199.90-106,068,282.86-22,188,968.75

Finding the Fourth Proportional to 70,709,199.90, 106,068,282.86 and 22,188,968.75

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Solution

The fourth proportional to 70,709,199.90, 106,068,282.86 and 22,188,968.75 is: 33,284,859.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,709,199.90 : 106,068,282.86 = 22,188,968.75 : x
  2. Step 2: Convert to fraction form
    70,709,199.90/106,068,282.86 = 22,188,968.75/x
  3. Step 3: Cross multiply
    70,709,199.90x = 106,068,282.86 × 22,188,968.75
  4. Step 4: Simplify right side
    70,709,199.90x = 2,353,545,813,105,414.50
  5. Step 5: Solve for x
    x = 2,353,545,813,105,414.50/70,709,199.90
  6. Step 6: Final answer
    x = 33,284,859.91

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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.