Home / 13,081,762,331.10-19,622,643,496.65-12,071,599,278.30

Finding the Fourth Proportional to 13,081,762,331.10, 19,622,643,496.65 and 12,071,599,278.30

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Solution

The fourth proportional to 13,081,762,331.10, 19,622,643,496.65 and 12,071,599,278.30 is: 18,107,398,917.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,081,762,331.10 : 19,622,643,496.65 = 12,071,599,278.30 : x
  2. Step 2: Convert to fraction form
    13,081,762,331.10/19,622,643,496.65 = 12,071,599,278.30/x
  3. Step 3: Cross multiply
    13,081,762,331.10x = 19,622,643,496.65 × 12,071,599,278.30
  4. Step 4: Simplify right side
    13,081,762,331.10x = 236,876,689,072,498,343,936
  5. Step 5: Solve for x
    x = 236,876,689,072,498,343,936/13,081,762,331.10
  6. Step 6: Final answer
    x = 18,107,398,917.45

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Double scale
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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.