Home / 146,983,345.29-202,835,406.81-80,902,430.73

Finding the Fourth Proportional to 146,983,345.29, 202,835,406.81 and 80,902,430.73

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Solution

The fourth proportional to 146,983,345.29, 202,835,406.81 and 80,902,430.73 is: 111,644,468.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,983,345.29 : 202,835,406.81 = 80,902,430.73 : x
  2. Step 2: Convert to fraction form
    146,983,345.29/202,835,406.81 = 80,902,430.73/x
  3. Step 3: Cross multiply
    146,983,345.29x = 202,835,406.81 × 80,902,430.73
  4. Step 4: Simplify right side
    146,983,345.29x = 16,409,877,449,037,396
  5. Step 5: Solve for x
    x = 16,409,877,449,037,396/146,983,345.29
  6. Step 6: Final answer
    x = 111,644,468.40

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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.