Home / 12,162,447,393.94-18,237,020,443.98-9,657,466,856.23

Finding the Fourth Proportional to 12,162,447,393.94, 18,237,020,443.98 and 9,657,466,856.23

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Solution

The fourth proportional to 12,162,447,393.94, 18,237,020,443.98 and 9,657,466,856.23 is: 14,480,919,406.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,162,447,393.94 : 18,237,020,443.98 = 9,657,466,856.23 : x
  2. Step 2: Convert to fraction form
    12,162,447,393.94/18,237,020,443.98 = 9,657,466,856.23/x
  3. Step 3: Cross multiply
    12,162,447,393.94x = 18,237,020,443.98 × 9,657,466,856.23
  4. Step 4: Simplify right side
    12,162,447,393.94x = 176,123,420,494,125,760,512
  5. Step 5: Solve for x
    x = 176,123,420,494,125,760,512/12,162,447,393.94
  6. Step 6: Final answer
    x = 14,480,919,406.23

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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.