Home / 146,437,089.58-202,086,270.18-80,357,009.86

Finding the Fourth Proportional to 146,437,089.58, 202,086,270.18 and 80,357,009.86

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Solution

The fourth proportional to 146,437,089.58, 202,086,270.18 and 80,357,009.86 is: 110,894,367.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,437,089.58 : 202,086,270.18 = 80,357,009.86 : x
  2. Step 2: Convert to fraction form
    146,437,089.58/202,086,270.18 = 80,357,009.86/x
  3. Step 3: Cross multiply
    146,437,089.58x = 202,086,270.18 × 80,357,009.86
  4. Step 4: Simplify right side
    146,437,089.58x = 16,239,048,404,919,670
  5. Step 5: Solve for x
    x = 16,239,048,404,919,670/146,437,089.58
  6. Step 6: Final answer
    x = 110,894,367.35

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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.