Home / 276,135,103.08-414,095,010.21-103,517,730

Finding the Fourth Proportional to 276,135,103.08, 414,095,010.21 and 103,517,730

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Solution

The fourth proportional to 276,135,103.08, 414,095,010.21 and 103,517,730 is: 155,236,241.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,135,103.08 : 414,095,010.21 = 103,517,730 : x
  2. Step 2: Convert to fraction form
    276,135,103.08/414,095,010.21 = 103,517,730/x
  3. Step 3: Cross multiply
    276,135,103.08x = 414,095,010.21 × 103,517,730
  4. Step 4: Simplify right side
    276,135,103.08x = 42,866,175,461,266,024
  5. Step 5: Solve for x
    x = 42,866,175,461,266,024/276,135,103.08
  6. Step 6: Final answer
    x = 155,236,241.18

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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.