Home / 240,098,980.30-331,208,781.60-146,041,894.92

Finding the Fourth Proportional to 240,098,980.30, 331,208,781.60 and 146,041,894.92

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Solution

The fourth proportional to 240,098,980.30, 331,208,781.60 and 146,041,894.92 is: 201,460,072.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,098,980.30 : 331,208,781.60 = 146,041,894.92 : x
  2. Step 2: Convert to fraction form
    240,098,980.30/331,208,781.60 = 146,041,894.92/x
  3. Step 3: Cross multiply
    240,098,980.30x = 331,208,781.60 × 146,041,894.92
  4. Step 4: Simplify right side
    240,098,980.30x = 48,370,358,079,008,432
  5. Step 5: Solve for x
    x = 48,370,358,079,008,432/240,098,980.30
  6. Step 6: Final answer
    x = 201,460,072.92

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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.