Home / 71,071,109,839.66-106,606,658,285.88-31,276,884,670.96

Finding the Fourth Proportional to 71,071,109,839.66, 106,606,658,285.88 and 31,276,884,670.96

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Solution

The fourth proportional to 71,071,109,839.66, 106,606,658,285.88 and 31,276,884,670.96 is: 46,915,324,157.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,071,109,839.66 : 106,606,658,285.88 = 31,276,884,670.96 : x
  2. Step 2: Convert to fraction form
    71,071,109,839.66/106,606,658,285.88 = 31,276,884,670.96/x
  3. Step 3: Cross multiply
    71,071,109,839.66x = 106,606,658,285.88 × 31,276,884,670.96
  4. Step 4: Simplify right side
    71,071,109,839.66x = 3,334,324,156,363,910,938,624
  5. Step 5: Solve for x
    x = 3,334,324,156,363,910,938,624/71,071,109,839.66
  6. Step 6: Final answer
    x = 46,915,324,157.54

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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.