Home / 513,543,941,157.32-770,188,617,499.56-173,575,561,131.72

Finding the Fourth Proportional to 513,543,941,157.32, 770,188,617,499.56 and 173,575,561,131.72

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Solution

The fourth proportional to 513,543,941,157.32, 770,188,617,499.56 and 173,575,561,131.72 is: 260,320,316,813.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    513,543,941,157.32 : 770,188,617,499.56 = 173,575,561,131.72 : x
  2. Step 2: Convert to fraction form
    513,543,941,157.32/770,188,617,499.56 = 173,575,561,131.72/x
  3. Step 3: Cross multiply
    513,543,941,157.32x = 770,188,617,499.56 × 173,575,561,131.72
  4. Step 4: Simplify right side
    513,543,941,157.32x = 133,685,921,459,749,794,086,912
  5. Step 5: Solve for x
    x = 133,685,921,459,749,794,086,912/513,543,941,157.32
  6. Step 6: Final answer
    x = 260,320,316,813.55

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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.