Home / 129,011,198,774.55-193,517,410,278.49-39,474,049,357.17

Finding the Fourth Proportional to 129,011,198,774.55, 193,517,410,278.49 and 39,474,049,357.17

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Solution

The fourth proportional to 129,011,198,774.55, 193,517,410,278.49 and 39,474,049,357.17 is: 59,211,261,327.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,011,198,774.55 : 193,517,410,278.49 = 39,474,049,357.17 : x
  2. Step 2: Convert to fraction form
    129,011,198,774.55/193,517,410,278.49 = 39,474,049,357.17/x
  3. Step 3: Cross multiply
    129,011,198,774.55x = 193,517,410,278.49 × 39,474,049,357.17
  4. Step 4: Simplify right side
    129,011,198,774.55x = 7,638,915,804,803,863,937,024
  5. Step 5: Solve for x
    x = 7,638,915,804,803,863,937,024/129,011,198,774.55
  6. Step 6: Final answer
    x = 59,211,261,327.42

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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.