Home / 779,166,864-1,075,284,072-431,486,352

Finding the Fourth Proportional to 779,166,864, 1,075,284,072 and 431,486,352

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Solution

The fourth proportional to 779,166,864, 1,075,284,072 and 431,486,352 is: 595,469,883.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    779,166,864 : 1,075,284,072 = 431,486,352 : x
  2. Step 2: Convert to fraction form
    779,166,864/1,075,284,072 = 431,486,352/x
  3. Step 3: Cross multiply
    779,166,864x = 1,075,284,072 × 431,486,352
  4. Step 4: Simplify right side
    779,166,864x = 463,970,401,590,985,344
  5. Step 5: Solve for x
    x = 463,970,401,590,985,344/779,166,864
  6. Step 6: Final answer
    x = 595,469,883.32

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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.