Home / 873,839,377.97-1,310,770,425.81-291,573,623.51

Finding the Fourth Proportional to 873,839,377.97, 1,310,770,425.81 and 291,573,623.51

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Solution

The fourth proportional to 873,839,377.97, 1,310,770,425.81 and 291,573,623.51 is: 437,364,225.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    873,839,377.97 : 1,310,770,425.81 = 291,573,623.51 : x
  2. Step 2: Convert to fraction form
    873,839,377.97/1,310,770,425.81 = 291,573,623.51/x
  3. Step 3: Cross multiply
    873,839,377.97x = 1,310,770,425.81 × 291,573,623.51
  4. Step 4: Simplify right side
    873,839,377.97x = 382,186,082,643,167,296
  5. Step 5: Solve for x
    x = 382,186,082,643,167,296/873,839,377.97
  6. Step 6: Final answer
    x = 437,364,225.37

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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.