Home / 18,005,185,665.25-27,005,326,811.13-4,739,333,058.45

Finding the Fourth Proportional to 18,005,185,665.25, 27,005,326,811.13 and 4,739,333,058.45

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Solution

The fourth proportional to 18,005,185,665.25, 27,005,326,811.13 and 4,739,333,058.45 is: 7,108,354,253.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,005,185,665.25 : 27,005,326,811.13 = 4,739,333,058.45 : x
  2. Step 2: Convert to fraction form
    18,005,185,665.25/27,005,326,811.13 = 4,739,333,058.45/x
  3. Step 3: Cross multiply
    18,005,185,665.25x = 27,005,326,811.13 × 4,739,333,058.45
  4. Step 4: Simplify right side
    18,005,185,665.25x = 127,987,238,110,234,525,696
  5. Step 5: Solve for x
    x = 127,987,238,110,234,525,696/18,005,185,665.25
  6. Step 6: Final answer
    x = 7,108,354,253.59

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.