Home / 779,166,287-1,075,283,275.74-431,485,775

Finding the Fourth Proportional to 779,166,287, 1,075,283,275.74 and 431,485,775

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Solution

The fourth proportional to 779,166,287, 1,075,283,275.74 and 431,485,775 is: 595,469,087.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    779,166,287 : 1,075,283,275.74 = 431,485,775 : x
  2. Step 2: Convert to fraction form
    779,166,287/1,075,283,275.74 = 431,485,775/x
  3. Step 3: Cross multiply
    779,166,287x = 1,075,283,275.74 × 431,485,775
  4. Step 4: Simplify right side
    779,166,287x = 463,969,437,577,212,608
  5. Step 5: Solve for x
    x = 463,969,437,577,212,608/779,166,287
  6. Step 6: Final answer
    x = 595,469,087.05

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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.