Home / 869,185,280.80-1,303,777,921.20-222,953,024.80

Finding the Fourth Proportional to 869,185,280.80, 1,303,777,921.20 and 222,953,024.80

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Solution

The fourth proportional to 869,185,280.80, 1,303,777,921.20 and 222,953,024.80 is: 334,429,537.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    869,185,280.80 : 1,303,777,921.20 = 222,953,024.80 : x
  2. Step 2: Convert to fraction form
    869,185,280.80/1,303,777,921.20 = 222,953,024.80/x
  3. Step 3: Cross multiply
    869,185,280.80x = 1,303,777,921.20 × 222,953,024.80
  4. Step 4: Simplify right side
    869,185,280.80x = 290,681,231,198,996,096
  5. Step 5: Solve for x
    x = 290,681,231,198,996,096/869,185,280.80
  6. Step 6: Final answer
    x = 334,429,537.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.