Home / 115,085,499.86-172,655,475.78-37,362,253.61

Finding the Fourth Proportional to 115,085,499.86, 172,655,475.78 and 37,362,253.61

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Solution

The fourth proportional to 115,085,499.86, 172,655,475.78 and 37,362,253.61 is: 56,052,219.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,085,499.86 : 172,655,475.78 = 37,362,253.61 : x
  2. Step 2: Convert to fraction form
    115,085,499.86/172,655,475.78 = 37,362,253.61/x
  3. Step 3: Cross multiply
    115,085,499.86x = 172,655,475.78 × 37,362,253.61
  4. Step 4: Simplify right side
    115,085,499.86x = 6,450,797,672,384,295
  5. Step 5: Solve for x
    x = 6,450,797,672,384,295/115,085,499.86
  6. Step 6: Final answer
    x = 56,052,219.27

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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.