Home / 779,166,288-1,075,283,277.12-431,485,776

Finding the Fourth Proportional to 779,166,288, 1,075,283,277.12 and 431,485,776

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Solution

The fourth proportional to 779,166,288, 1,075,283,277.12 and 431,485,776 is: 595,469,088.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    779,166,288 : 1,075,283,277.12 = 431,485,776 : x
  2. Step 2: Convert to fraction form
    779,166,288/1,075,283,277.12 = 431,485,776/x
  3. Step 3: Cross multiply
    779,166,288x = 1,075,283,277.12 × 431,485,776
  4. Step 4: Simplify right side
    779,166,288x = 463,969,439,247,946,176
  5. Step 5: Solve for x
    x = 463,969,439,247,946,176/779,166,288
  6. Step 6: Final answer
    x = 595,469,088.43

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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.