Home / 331,424,498.60-497,174,072.70-101,391,756.20

Finding the Fourth Proportional to 331,424,498.60, 497,174,072.70 and 101,391,756.20

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Solution

The fourth proportional to 331,424,498.60, 497,174,072.70 and 101,391,756.20 is: 152,099,052.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,424,498.60 : 497,174,072.70 = 101,391,756.20 : x
  2. Step 2: Convert to fraction form
    331,424,498.60/497,174,072.70 = 101,391,756.20/x
  3. Step 3: Cross multiply
    331,424,498.60x = 497,174,072.70 × 101,391,756.20
  4. Step 4: Simplify right side
    331,424,498.60x = 50,409,352,368,159,480
  5. Step 5: Solve for x
    x = 50,409,352,368,159,480/331,424,498.60
  6. Step 6: Final answer
    x = 152,099,052.97

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.