Home / 66,742,715,023.82-92,112,842,784.86-39,646,096,397.09

Finding the Fourth Proportional to 66,742,715,023.82, 92,112,842,784.86 and 39,646,096,397.09

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Solution

The fourth proportional to 66,742,715,023.82, 92,112,842,784.86 and 39,646,096,397.09 is: 54,716,303,392.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,742,715,023.82 : 92,112,842,784.86 = 39,646,096,397.09 : x
  2. Step 2: Convert to fraction form
    66,742,715,023.82/92,112,842,784.86 = 39,646,096,397.09/x
  3. Step 3: Cross multiply
    66,742,715,023.82x = 92,112,842,784.86 × 39,646,096,397.09
  4. Step 4: Simplify right side
    66,742,715,023.82x = 3,651,914,644,458,541,940,736
  5. Step 5: Solve for x
    x = 3,651,914,644,458,541,940,736/66,742,715,023.82
  6. Step 6: Final answer
    x = 54,716,303,392.14

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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.