Home / 779,494,778.06-1,075,566,060.15-444,814,493.90

Finding the Fourth Proportional to 779,494,778.06, 1,075,566,060.15 and 444,814,493.90

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Solution

The fourth proportional to 779,494,778.06, 1,075,566,060.15 and 444,814,493.90 is: 613,765,975.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    779,494,778.06 : 1,075,566,060.15 = 444,814,493.90 : x
  2. Step 2: Convert to fraction form
    779,494,778.06/1,075,566,060.15 = 444,814,493.90/x
  3. Step 3: Cross multiply
    779,494,778.06x = 1,075,566,060.15 × 444,814,493.90
  4. Step 4: Simplify right side
    779,494,778.06x = 478,427,372,701,639,232
  5. Step 5: Solve for x
    x = 478,427,372,701,639,232/779,494,778.06
  6. Step 6: Final answer
    x = 613,765,975.31

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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.