Home / 12,643,509,410,562-18,961,584,888,144-4,897,049,184,185.70

Finding the Fourth Proportional to 12,643,509,410,562, 18,961,584,888,144 and 4,897,049,184,185.70

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Solution

The fourth proportional to 12,643,509,410,562, 18,961,584,888,144 and 4,897,049,184,185.70 is: 7,344,148,747,956.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,643,509,410,562 : 18,961,584,888,144 = 4,897,049,184,185.70 : x
  2. Step 2: Convert to fraction form
    12,643,509,410,562/18,961,584,888,144 = 4,897,049,184,185.70/x
  3. Step 3: Cross multiply
    12,643,509,410,562x = 18,961,584,888,144 × 4,897,049,184,185.70
  4. Step 4: Simplify right side
    12,643,509,410,562x = 92,855,813,807,353,474,018,443,264
  5. Step 5: Solve for x
    x = 92,855,813,807,353,474,018,443,264/12,643,509,410,562
  6. Step 6: Final answer
    x = 7,344,148,747,956.37

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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.