Home / 779,166,274-1,075,283,257.80-431,485,762

Finding the Fourth Proportional to 779,166,274, 1,075,283,257.80 and 431,485,762

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Solution

The fourth proportional to 779,166,274, 1,075,283,257.80 and 431,485,762 is: 595,469,069.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    779,166,274 : 1,075,283,257.80 = 431,485,762 : x
  2. Step 2: Convert to fraction form
    779,166,274/1,075,283,257.80 = 431,485,762/x
  3. Step 3: Cross multiply
    779,166,274x = 1,075,283,257.80 × 431,485,762
  4. Step 4: Simplify right side
    779,166,274x = 463,969,415,857,675,392
  5. Step 5: Solve for x
    x = 463,969,415,857,675,392/779,166,274
  6. Step 6: Final answer
    x = 595,469,069.11

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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.