Home / 779,494,777.56-1,075,566,059.46-444,814,493.40

Finding the Fourth Proportional to 779,494,777.56, 1,075,566,059.46 and 444,814,493.40

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Solution

The fourth proportional to 779,494,777.56, 1,075,566,059.46 and 444,814,493.40 is: 613,765,974.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    779,494,777.56 : 1,075,566,059.46 = 444,814,493.40 : x
  2. Step 2: Convert to fraction form
    779,494,777.56/1,075,566,059.46 = 444,814,493.40/x
  3. Step 3: Cross multiply
    779,494,777.56x = 1,075,566,059.46 × 444,814,493.40
  4. Step 4: Simplify right side
    779,494,777.56x = 478,427,371,856,934,144
  5. Step 5: Solve for x
    x = 478,427,371,856,934,144/779,494,777.56
  6. Step 6: Final answer
    x = 613,765,974.62

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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.