Home / 107,455,186.32-148,288,657.41-61,047,986.73

Finding the Fourth Proportional to 107,455,186.32, 148,288,657.41 and 61,047,986.73

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Solution

The fourth proportional to 107,455,186.32, 148,288,657.41 and 61,047,986.73 is: 84,246,505.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,455,186.32 : 148,288,657.41 = 61,047,986.73 : x
  2. Step 2: Convert to fraction form
    107,455,186.32/148,288,657.41 = 61,047,986.73/x
  3. Step 3: Cross multiply
    107,455,186.32x = 148,288,657.41 × 61,047,986.73
  4. Step 4: Simplify right side
    107,455,186.32x = 9,052,723,989,775,196
  5. Step 5: Solve for x
    x = 9,052,723,989,775,196/107,455,186.32
  6. Step 6: Final answer
    x = 84,246,505.91

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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.