Home / 269,583,989,409.20-372,037,599,743.73-149,289,927,574.52

Finding the Fourth Proportional to 269,583,989,409.20, 372,037,599,743.73 and 149,289,927,574.52

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Solution

The fourth proportional to 269,583,989,409.20, 372,037,599,743.73 and 149,289,927,574.52 is: 206,026,576,142.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,583,989,409.20 : 372,037,599,743.73 = 149,289,927,574.52 : x
  2. Step 2: Convert to fraction form
    269,583,989,409.20/372,037,599,743.73 = 149,289,927,574.52/x
  3. Step 3: Cross multiply
    269,583,989,409.20x = 372,037,599,743.73 × 149,289,927,574.52
  4. Step 4: Simplify right side
    269,583,989,409.20x = 55,541,466,320,739,701,358,592
  5. Step 5: Solve for x
    x = 55,541,466,320,739,701,358,592/269,583,989,409.20
  6. Step 6: Final answer
    x = 206,026,576,142.23

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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.