Home / 8,618,356,514.34-11,893,326,617.81-4,658,058,182.34

Finding the Fourth Proportional to 8,618,356,514.34, 11,893,326,617.81 and 4,658,058,182.34

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Solution

The fourth proportional to 8,618,356,514.34, 11,893,326,617.81 and 4,658,058,182.34 is: 6,428,117,388.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,618,356,514.34 : 11,893,326,617.81 = 4,658,058,182.34 : x
  2. Step 2: Convert to fraction form
    8,618,356,514.34/11,893,326,617.81 = 4,658,058,182.34/x
  3. Step 3: Cross multiply
    8,618,356,514.34x = 11,893,326,617.81 × 4,658,058,182.34
  4. Step 4: Simplify right side
    8,618,356,514.34x = 55,399,807,367,341,309,952
  5. Step 5: Solve for x
    x = 55,399,807,367,341,309,952/8,618,356,514.34
  6. Step 6: Final answer
    x = 6,428,117,388.18

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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.