Home / 13,258,138,769,156-18,296,036,786,319-7,405,331,435,650.20

Finding the Fourth Proportional to 13,258,138,769,156, 18,296,036,786,319 and 7,405,331,435,650.20

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Solution

The fourth proportional to 13,258,138,769,156, 18,296,036,786,319 and 7,405,331,435,650.20 is: 10,219,248,623,098.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,258,138,769,156 : 18,296,036,786,319 = 7,405,331,435,650.20 : x
  2. Step 2: Convert to fraction form
    13,258,138,769,156/18,296,036,786,319 = 7,405,331,435,650.20/x
  3. Step 3: Cross multiply
    13,258,138,769,156x = 18,296,036,786,319 × 7,405,331,435,650.20
  4. Step 4: Simplify right side
    13,258,138,769,156x = 135,488,216,361,540,547,935,993,856
  5. Step 5: Solve for x
    x = 135,488,216,361,540,547,935,993,856/13,258,138,769,156
  6. Step 6: Final answer
    x = 10,219,248,623,098.07

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Double scale
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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.