Home / 11,131,091,348.76-15,362,585,165.69-6,788,338,358.49

Finding the Fourth Proportional to 11,131,091,348.76, 15,362,585,165.69 and 6,788,338,358.49

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Solution

The fourth proportional to 11,131,091,348.76, 15,362,585,165.69 and 6,788,338,358.49 is: 9,368,930,942.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,131,091,348.76 : 15,362,585,165.69 = 6,788,338,358.49 : x
  2. Step 2: Convert to fraction form
    11,131,091,348.76/15,362,585,165.69 = 6,788,338,358.49/x
  3. Step 3: Cross multiply
    11,131,091,348.76x = 15,362,585,165.69 × 6,788,338,358.49
  4. Step 4: Simplify right side
    11,131,091,348.76x = 104,286,426,165,822,881,792
  5. Step 5: Solve for x
    x = 104,286,426,165,822,881,792/11,131,091,348.76
  6. Step 6: Final answer
    x = 9,368,930,942.92

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Double scale
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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.