Home / 1,364,061,505.50-2,046,078,617.45-431,384,512.32

Finding the Fourth Proportional to 1,364,061,505.50, 2,046,078,617.45 and 431,384,512.32

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Solution

The fourth proportional to 1,364,061,505.50, 2,046,078,617.45 and 431,384,512.32 is: 647,072,454.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,364,061,505.50 : 2,046,078,617.45 = 431,384,512.32 : x
  2. Step 2: Convert to fraction form
    1,364,061,505.50/2,046,078,617.45 = 431,384,512.32/x
  3. Step 3: Cross multiply
    1,364,061,505.50x = 2,046,078,617.45 × 431,384,512.32
  4. Step 4: Simplify right side
    1,364,061,505.50x = 882,646,626,554,891,136
  5. Step 5: Solve for x
    x = 882,646,626,554,891,136/1,364,061,505.50
  6. Step 6: Final answer
    x = 647,072,454.57

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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.