Home / 146,983,325.13-202,835,379.02-80,902,410.57

Finding the Fourth Proportional to 146,983,325.13, 202,835,379.02 and 80,902,410.57

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Solution

The fourth proportional to 146,983,325.13, 202,835,379.02 and 80,902,410.57 is: 111,644,440.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,983,325.13 : 202,835,379.02 = 80,902,410.57 : x
  2. Step 2: Convert to fraction form
    146,983,325.13/202,835,379.02 = 80,902,410.57/x
  3. Step 3: Cross multiply
    146,983,325.13x = 202,835,379.02 × 80,902,410.57
  4. Step 4: Simplify right side
    146,983,325.13x = 16,409,871,111,193,090
  5. Step 5: Solve for x
    x = 16,409,871,111,193,090/146,983,325.13
  6. Step 6: Final answer
    x = 111,644,440.60

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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.