Home / 19,414,196,856.12-26,810,095,066.74-18,356,523,791.16

Finding the Fourth Proportional to 19,414,196,856.12, 26,810,095,066.74 and 18,356,523,791.16

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Solution

The fourth proportional to 19,414,196,856.12, 26,810,095,066.74 and 18,356,523,791.16 is: 25,349,498,183.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,414,196,856.12 : 26,810,095,066.74 = 18,356,523,791.16 : x
  2. Step 2: Convert to fraction form
    19,414,196,856.12/26,810,095,066.74 = 18,356,523,791.16/x
  3. Step 3: Cross multiply
    19,414,196,856.12x = 26,810,095,066.74 × 18,356,523,791.16
  4. Step 4: Simplify right side
    19,414,196,856.12x = 492,140,147,935,874,187,264
  5. Step 5: Solve for x
    x = 492,140,147,935,874,187,264/19,414,196,856.12
  6. Step 6: Final answer
    x = 25,349,498,183.37

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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.