Home / 276,804,568.65-415,206,852.98-161,729,877.45

Finding the Fourth Proportional to 276,804,568.65, 415,206,852.98 and 161,729,877.45

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Solution

The fourth proportional to 276,804,568.65, 415,206,852.98 and 161,729,877.45 is: 242,594,816.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,804,568.65 : 415,206,852.98 = 161,729,877.45 : x
  2. Step 2: Convert to fraction form
    276,804,568.65/415,206,852.98 = 161,729,877.45/x
  3. Step 3: Cross multiply
    276,804,568.65x = 415,206,852.98 × 161,729,877.45
  4. Step 4: Simplify right side
    276,804,568.65x = 67,151,353,448,046,920
  5. Step 5: Solve for x
    x = 67,151,353,448,046,920/276,804,568.65
  6. Step 6: Final answer
    x = 242,594,816.18

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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.