Home / 20,032,616,790.56-27,643,932,021.84-11,121,371,904.80

Finding the Fourth Proportional to 20,032,616,790.56, 27,643,932,021.84 and 11,121,371,904.80

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Solution

The fourth proportional to 20,032,616,790.56, 27,643,932,021.84 and 11,121,371,904.80 is: 15,346,894,124.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,032,616,790.56 : 27,643,932,021.84 = 11,121,371,904.80 : x
  2. Step 2: Convert to fraction form
    20,032,616,790.56/27,643,932,021.84 = 11,121,371,904.80/x
  3. Step 3: Cross multiply
    20,032,616,790.56x = 27,643,932,021.84 × 11,121,371,904.80
  4. Step 4: Simplify right side
    20,032,616,790.56x = 307,438,448,925,892,411,392
  5. Step 5: Solve for x
    x = 307,438,448,925,892,411,392/20,032,616,790.56
  6. Step 6: Final answer
    x = 15,346,894,124.72

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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.