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Finding the Fourth Proportional to 271,308,528,079.90, 406,962,792,119.85 and 271,308,528,079.90

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Solution

The fourth proportional to 271,308,528,079.90, 406,962,792,119.85 and 271,308,528,079.90 is: 406,962,792,119.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,308,528,079.90 : 406,962,792,119.85 = 271,308,528,079.90 : x
  2. Step 2: Convert to fraction form
    271,308,528,079.90/406,962,792,119.85 = 271,308,528,079.90/x
  3. Step 3: Cross multiply
    271,308,528,079.90x = 406,962,792,119.85 × 271,308,528,079.90
  4. Step 4: Simplify right side
    271,308,528,079.90x = 110,412,476,113,322,816,569,344
  5. Step 5: Solve for x
    x = 110,412,476,113,322,816,569,344/271,308,528,079.90
  6. Step 6: Final answer
    x = 406,962,792,119.85

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1.5x scale

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.