Home / 100,592,285.72-138,818,588.46-60,899,277.27

Finding the Fourth Proportional to 100,592,285.72, 138,818,588.46 and 60,899,277.27

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Solution

The fourth proportional to 100,592,285.72, 138,818,588.46 and 60,899,277.27 is: 84,041,749.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,592,285.72 : 138,818,588.46 = 60,899,277.27 : x
  2. Step 2: Convert to fraction form
    100,592,285.72/138,818,588.46 = 60,899,277.27/x
  3. Step 3: Cross multiply
    100,592,285.72x = 138,818,588.46 × 60,899,277.27
  4. Step 4: Simplify right side
    100,592,285.72x = 8,453,951,708,855,563
  5. Step 5: Solve for x
    x = 8,453,951,708,855,563/100,592,285.72
  6. Step 6: Final answer
    x = 84,041,749.81

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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.