Home / 18,017,658,945.18-27,026,488,417.77-12,125,041,137.18

Finding the Fourth Proportional to 18,017,658,945.18, 27,026,488,417.77 and 12,125,041,137.18

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Solution

The fourth proportional to 18,017,658,945.18, 27,026,488,417.77 and 12,125,041,137.18 is: 18,187,561,705.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,017,658,945.18 : 27,026,488,417.77 = 12,125,041,137.18 : x
  2. Step 2: Convert to fraction form
    18,017,658,945.18/27,026,488,417.77 = 12,125,041,137.18/x
  3. Step 3: Cross multiply
    18,017,658,945.18x = 27,026,488,417.77 × 12,125,041,137.18
  4. Step 4: Simplify right side
    18,017,658,945.18x = 327,697,283,858,980,077,568
  5. Step 5: Solve for x
    x = 327,697,283,858,980,077,568/18,017,658,945.18
  6. Step 6: Final answer
    x = 18,187,561,705.77

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Double scale
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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.