Home / 15,376,846,704.04-21,219,892,112.43-8,510,256,731.13

Finding the Fourth Proportional to 15,376,846,704.04, 21,219,892,112.43 and 8,510,256,731.13

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Solution

The fourth proportional to 15,376,846,704.04, 21,219,892,112.43 and 8,510,256,731.13 is: 11,744,067,763.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,376,846,704.04 : 21,219,892,112.43 = 8,510,256,731.13 : x
  2. Step 2: Convert to fraction form
    15,376,846,704.04/21,219,892,112.43 = 8,510,256,731.13/x
  3. Step 3: Cross multiply
    15,376,846,704.04x = 21,219,892,112.43 × 8,510,256,731.13
  4. Step 4: Simplify right side
    15,376,846,704.04x = 180,586,729,683,579,174,912
  5. Step 5: Solve for x
    x = 180,586,729,683,579,174,912/15,376,846,704.04
  6. Step 6: Final answer
    x = 11,744,067,763.65

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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.