Home / 8,618,356,487.73-11,893,326,581.09-4,658,058,155.73

Finding the Fourth Proportional to 8,618,356,487.73, 11,893,326,581.09 and 4,658,058,155.73

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Solution

The fourth proportional to 8,618,356,487.73, 11,893,326,581.09 and 4,658,058,155.73 is: 6,428,117,351.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,618,356,487.73 : 11,893,326,581.09 = 4,658,058,155.73 : x
  2. Step 2: Convert to fraction form
    8,618,356,487.73/11,893,326,581.09 = 4,658,058,155.73/x
  3. Step 3: Cross multiply
    8,618,356,487.73x = 11,893,326,581.09 × 4,658,058,155.73
  4. Step 4: Simplify right side
    8,618,356,487.73x = 55,399,806,879,806,668,800
  5. Step 5: Solve for x
    x = 55,399,806,879,806,668,800/8,618,356,487.73
  6. Step 6: Final answer
    x = 6,428,117,351.46

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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.