Home / 19,172,057,670.30-28,758,086,505.45-11,018,330,694.30

Finding the Fourth Proportional to 19,172,057,670.30, 28,758,086,505.45 and 11,018,330,694.30

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Solution

The fourth proportional to 19,172,057,670.30, 28,758,086,505.45 and 11,018,330,694.30 is: 16,527,496,041.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,172,057,670.30 : 28,758,086,505.45 = 11,018,330,694.30 : x
  2. Step 2: Convert to fraction form
    19,172,057,670.30/28,758,086,505.45 = 11,018,330,694.30/x
  3. Step 3: Cross multiply
    19,172,057,670.30x = 28,758,086,505.45 × 11,018,330,694.30
  4. Step 4: Simplify right side
    19,172,057,670.30x = 316,866,107,252,334,329,856
  5. Step 5: Solve for x
    x = 316,866,107,252,334,329,856/19,172,057,670.30
  6. Step 6: Final answer
    x = 16,527,496,041.45

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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.