Home / 61,129,130,474.34-91,735,580,103.48-21,334,905,311.13

Finding the Fourth Proportional to 61,129,130,474.34, 91,735,580,103.48 and 21,334,905,311.13

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Solution

The fourth proportional to 61,129,130,474.34, 91,735,580,103.48 and 21,334,905,311.13 is: 32,016,976,194.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,129,130,474.34 : 91,735,580,103.48 = 21,334,905,311.13 : x
  2. Step 2: Convert to fraction form
    61,129,130,474.34/91,735,580,103.48 = 21,334,905,311.13/x
  3. Step 3: Cross multiply
    61,129,130,474.34x = 91,735,580,103.48 × 21,334,905,311.13
  4. Step 4: Simplify right side
    61,129,130,474.34x = 1,957,169,915,169,327,022,080
  5. Step 5: Solve for x
    x = 1,957,169,915,169,327,022,080/61,129,130,474.34
  6. Step 6: Final answer
    x = 32,016,976,194.20

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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.