Home / 171,956,528.81-237,293,775.96-105,087,359.12

Finding the Fourth Proportional to 171,956,528.81, 237,293,775.96 and 105,087,359.12

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Solution

The fourth proportional to 171,956,528.81, 237,293,775.96 and 105,087,359.12 is: 145,016,745.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,956,528.81 : 237,293,775.96 = 105,087,359.12 : x
  2. Step 2: Convert to fraction form
    171,956,528.81/237,293,775.96 = 105,087,359.12/x
  3. Step 3: Cross multiply
    171,956,528.81x = 237,293,775.96 × 105,087,359.12
  4. Step 4: Simplify right side
    171,956,528.81x = 24,936,576,250,062,872
  5. Step 5: Solve for x
    x = 24,936,576,250,062,872/171,956,528.81
  6. Step 6: Final answer
    x = 145,016,745.94

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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.