Home / 19,788,606,841.49-27,311,262,515.77-12,068,157,081.03

Finding the Fourth Proportional to 19,788,606,841.49, 27,311,262,515.77 and 12,068,157,081.03

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Solution

The fourth proportional to 19,788,606,841.49, 27,311,262,515.77 and 12,068,157,081.03 is: 16,655,877,230.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,788,606,841.49 : 27,311,262,515.77 = 12,068,157,081.03 : x
  2. Step 2: Convert to fraction form
    19,788,606,841.49/27,311,262,515.77 = 12,068,157,081.03/x
  3. Step 3: Cross multiply
    19,788,606,841.49x = 27,311,262,515.77 × 12,068,157,081.03
  4. Step 4: Simplify right side
    19,788,606,841.49x = 329,596,606,121,668,182,016
  5. Step 5: Solve for x
    x = 329,596,606,121,668,182,016/19,788,606,841.49
  6. Step 6: Final answer
    x = 16,655,877,230.86

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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.