Home / 11,851,053,431.10-17,758,440,293.85-11,198,018,730.30

Finding the Fourth Proportional to 11,851,053,431.10, 17,758,440,293.85 and 11,198,018,730.30

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Solution

The fourth proportional to 11,851,053,431.10, 17,758,440,293.85 and 11,198,018,730.30 is: 16,779,887,812.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,851,053,431.10 : 17,758,440,293.85 = 11,198,018,730.30 : x
  2. Step 2: Convert to fraction form
    11,851,053,431.10/17,758,440,293.85 = 11,198,018,730.30/x
  3. Step 3: Cross multiply
    11,851,053,431.10x = 17,758,440,293.85 × 11,198,018,730.30
  4. Step 4: Simplify right side
    11,851,053,431.10x = 198,859,347,031,446,519,808
  5. Step 5: Solve for x
    x = 198,859,347,031,446,519,808/11,851,053,431.10
  6. Step 6: Final answer
    x = 16,779,887,812.30

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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.