Home / 12,047,177,675.76-16,625,508,434.40-6,694,963,621.44

Finding the Fourth Proportional to 12,047,177,675.76, 16,625,508,434.40 and 6,694,963,621.44

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Solution

The fourth proportional to 12,047,177,675.76, 16,625,508,434.40 and 6,694,963,621.44 is: 9,239,273,890.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,047,177,675.76 : 16,625,508,434.40 = 6,694,963,621.44 : x
  2. Step 2: Convert to fraction form
    12,047,177,675.76/16,625,508,434.40 = 6,694,963,621.44/x
  3. Step 3: Cross multiply
    12,047,177,675.76x = 16,625,508,434.40 × 6,694,963,621.44
  4. Step 4: Simplify right side
    12,047,177,675.76x = 111,307,174,156,251,873,280
  5. Step 5: Solve for x
    x = 111,307,174,156,251,873,280/12,047,177,675.76
  6. Step 6: Final answer
    x = 9,239,273,890.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.