Home / 13,348,316,680.43-18,420,695,260.37-7,244,669,333.16

Finding the Fourth Proportional to 13,348,316,680.43, 18,420,695,260.37 and 7,244,669,333.16

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Solution

The fourth proportional to 13,348,316,680.43, 18,420,695,260.37 and 7,244,669,333.16 is: 9,997,653,580.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,348,316,680.43 : 18,420,695,260.37 = 7,244,669,333.16 : x
  2. Step 2: Convert to fraction form
    13,348,316,680.43/18,420,695,260.37 = 7,244,669,333.16/x
  3. Step 3: Cross multiply
    13,348,316,680.43x = 18,420,695,260.37 × 7,244,669,333.16
  4. Step 4: Simplify right side
    13,348,316,680.43x = 133,451,846,048,288,292,864
  5. Step 5: Solve for x
    x = 133,451,846,048,288,292,864/13,348,316,680.43
  6. Step 6: Final answer
    x = 9,997,653,580.09

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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.