Home / 253,765,381.98-350,196,227.10-143,757,094.98

Finding the Fourth Proportional to 253,765,381.98, 350,196,227.10 and 143,757,094.98

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Solution

The fourth proportional to 253,765,381.98, 350,196,227.10 and 143,757,094.98 is: 198,384,791.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,765,381.98 : 350,196,227.10 = 143,757,094.98 : x
  2. Step 2: Convert to fraction form
    253,765,381.98/350,196,227.10 = 143,757,094.98/x
  3. Step 3: Cross multiply
    253,765,381.98x = 350,196,227.10 × 143,757,094.98
  4. Step 4: Simplify right side
    253,765,381.98x = 50,343,192,280,852,352
  5. Step 5: Solve for x
    x = 50,343,192,280,852,352/253,765,381.98
  6. Step 6: Final answer
    x = 198,384,791.05

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.