Home / 261,986,568.75-393,424,635.33-175,106,391.30

Finding the Fourth Proportional to 261,986,568.75, 393,424,635.33 and 175,106,391.30

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Solution

The fourth proportional to 261,986,568.75, 393,424,635.33 and 175,106,391.30 is: 262,956,870.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    261,986,568.75 : 393,424,635.33 = 175,106,391.30 : x
  2. Step 2: Convert to fraction form
    261,986,568.75/393,424,635.33 = 175,106,391.30/x
  3. Step 3: Cross multiply
    261,986,568.75x = 393,424,635.33 × 175,106,391.30
  4. Step 4: Simplify right side
    261,986,568.75x = 68,891,168,141,154,784
  5. Step 5: Solve for x
    x = 68,891,168,141,154,784/261,986,568.75
  6. Step 6: Final answer
    x = 262,956,870.16

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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.