Home / 146,629,931.79-202,342,760.33-87,924,990.63

Finding the Fourth Proportional to 146,629,931.79, 202,342,760.33 and 87,924,990.63

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Solution

The fourth proportional to 146,629,931.79, 202,342,760.33 and 87,924,990.63 is: 121,332,562.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,629,931.79 : 202,342,760.33 = 87,924,990.63 : x
  2. Step 2: Convert to fraction form
    146,629,931.79/202,342,760.33 = 87,924,990.63/x
  3. Step 3: Cross multiply
    146,629,931.79x = 202,342,760.33 × 87,924,990.63
  4. Step 4: Simplify right side
    146,629,931.79x = 17,790,985,305,623,958
  5. Step 5: Solve for x
    x = 17,790,985,305,623,958/146,629,931.79
  6. Step 6: Final answer
    x = 121,332,562.11

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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.