Home / 11,513,484,883.38-15,889,431,324.38-6,363,421,564.58

Finding the Fourth Proportional to 11,513,484,883.38, 15,889,431,324.38 and 6,363,421,564.58

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Solution

The fourth proportional to 11,513,484,883.38, 15,889,431,324.38 and 6,363,421,564.58 is: 8,781,976,175.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,513,484,883.38 : 15,889,431,324.38 = 6,363,421,564.58 : x
  2. Step 2: Convert to fraction form
    11,513,484,883.38/15,889,431,324.38 = 6,363,421,564.58/x
  3. Step 3: Cross multiply
    11,513,484,883.38x = 15,889,431,324.38 × 6,363,421,564.58
  4. Step 4: Simplify right side
    11,513,484,883.38x = 101,111,149,938,361,368,576
  5. Step 5: Solve for x
    x = 101,111,149,938,361,368,576/11,513,484,883.38
  6. Step 6: Final answer
    x = 8,781,976,175.11

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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.