Home / 133,725,872.70-200,210,895.45-120,120,983.10

Finding the Fourth Proportional to 133,725,872.70, 200,210,895.45 and 120,120,983.10

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Solution

The fourth proportional to 133,725,872.70, 200,210,895.45 and 120,120,983.10 is: 179,842,008.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,725,872.70 : 200,210,895.45 = 120,120,983.10 : x
  2. Step 2: Convert to fraction form
    133,725,872.70/200,210,895.45 = 120,120,983.10/x
  3. Step 3: Cross multiply
    133,725,872.70x = 200,210,895.45 × 120,120,983.10
  4. Step 4: Simplify right side
    133,725,872.70x = 24,049,529,588,785,316
  5. Step 5: Solve for x
    x = 24,049,529,588,785,316/133,725,872.70
  6. Step 6: Final answer
    x = 179,842,008.90

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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.