Home / 150,917,885.58-208,252,939.81-87,327,233.24

Finding the Fourth Proportional to 150,917,885.58, 208,252,939.81 and 87,327,233.24

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Solution

The fourth proportional to 150,917,885.58, 208,252,939.81 and 87,327,233.24 is: 120,503,630.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,917,885.58 : 208,252,939.81 = 87,327,233.24 : x
  2. Step 2: Convert to fraction form
    150,917,885.58/208,252,939.81 = 87,327,233.24/x
  3. Step 3: Cross multiply
    150,917,885.58x = 208,252,939.81 × 87,327,233.24
  4. Step 4: Simplify right side
    150,917,885.58x = 18,186,153,047,266,916
  5. Step 5: Solve for x
    x = 18,186,153,047,266,916/150,917,885.58
  6. Step 6: Final answer
    x = 120,503,630.02

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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.