Home / 27,973,898,501.88-38,607,917,456.38-17,809,379,476.68

Finding the Fourth Proportional to 27,973,898,501.88, 38,607,917,456.38 and 17,809,379,476.68

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Solution

The fourth proportional to 27,973,898,501.88, 38,607,917,456.38 and 17,809,379,476.68 is: 24,579,450,473.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,973,898,501.88 : 38,607,917,456.38 = 17,809,379,476.68 : x
  2. Step 2: Convert to fraction form
    27,973,898,501.88/38,607,917,456.38 = 17,809,379,476.68/x
  3. Step 3: Cross multiply
    27,973,898,501.88x = 38,607,917,456.38 × 17,809,379,476.68
  4. Step 4: Simplify right side
    27,973,898,501.88x = 687,583,052,785,009,426,432
  5. Step 5: Solve for x
    x = 687,583,052,785,009,426,432/27,973,898,501.88
  6. Step 6: Final answer
    x = 24,579,450,473.76

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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.