Home / 272,608,139.96-409,039,903.40-134,358,382.02

Finding the Fourth Proportional to 272,608,139.96, 409,039,903.40 and 134,358,382.02

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Solution

The fourth proportional to 272,608,139.96, 409,039,903.40 and 134,358,382.02 is: 201,600,508.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,608,139.96 : 409,039,903.40 = 134,358,382.02 : x
  2. Step 2: Convert to fraction form
    272,608,139.96/409,039,903.40 = 134,358,382.02/x
  3. Step 3: Cross multiply
    272,608,139.96x = 409,039,903.40 × 134,358,382.02
  4. Step 4: Simplify right side
    272,608,139.96x = 54,957,939,601,769,304
  5. Step 5: Solve for x
    x = 54,957,939,601,769,304/272,608,139.96
  6. Step 6: Final answer
    x = 201,600,508.37

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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.