Home / 269,524,191.52-371,943,632.73-145,764,868.78

Finding the Fourth Proportional to 269,524,191.52, 371,943,632.73 and 145,764,868.78

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Solution

The fourth proportional to 269,524,191.52, 371,943,632.73 and 145,764,868.78 is: 201,155,653.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,524,191.52 : 371,943,632.73 = 145,764,868.78 : x
  2. Step 2: Convert to fraction form
    269,524,191.52/371,943,632.73 = 145,764,868.78/x
  3. Step 3: Cross multiply
    269,524,191.52x = 371,943,632.73 × 145,764,868.78
  4. Step 4: Simplify right side
    269,524,191.52x = 54,216,314,818,444,968
  5. Step 5: Solve for x
    x = 54,216,314,818,444,968/269,524,191.52
  6. Step 6: Final answer
    x = 201,155,653.27

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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.