Home / 266,424,009.15-399,663,423.89-100,567,217.82

Finding the Fourth Proportional to 266,424,009.15, 399,663,423.89 and 100,567,217.82

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Solution

The fourth proportional to 266,424,009.15, 399,663,423.89 and 100,567,217.82 is: 150,861,173.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,424,009.15 : 399,663,423.89 = 100,567,217.82 : x
  2. Step 2: Convert to fraction form
    266,424,009.15/399,663,423.89 = 100,567,217.82/x
  3. Step 3: Cross multiply
    266,424,009.15x = 399,663,423.89 × 100,567,217.82
  4. Step 4: Simplify right side
    266,424,009.15x = 40,193,038,603,596,672
  5. Step 5: Solve for x
    x = 40,193,038,603,596,672/266,424,009.15
  6. Step 6: Final answer
    x = 150,861,173.26

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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.