Home / 92,906,297.21-139,350,440.82-28,210,670.96

Finding the Fourth Proportional to 92,906,297.21, 139,350,440.82 and 28,210,670.96

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Solution

The fourth proportional to 92,906,297.21, 139,350,440.82 and 28,210,670.96 is: 42,313,272.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,906,297.21 : 139,350,440.82 = 28,210,670.96 : x
  2. Step 2: Convert to fraction form
    92,906,297.21/139,350,440.82 = 28,210,670.96/x
  3. Step 3: Cross multiply
    92,906,297.21x = 139,350,440.82 × 28,210,670.96
  4. Step 4: Simplify right side
    92,906,297.21x = 3,931,169,434,103,972.50
  5. Step 5: Solve for x
    x = 3,931,169,434,103,972.50/92,906,297.21
  6. Step 6: Final answer
    x = 42,313,272.10

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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.