Home / 31,427,560,450.46-43,363,559,192.09-18,058,970,776.70

Finding the Fourth Proportional to 31,427,560,450.46, 43,363,559,192.09 and 18,058,970,776.70

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Solution

The fourth proportional to 31,427,560,450.46, 43,363,559,192.09 and 18,058,970,776.70 is: 24,917,659,436.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,427,560,450.46 : 43,363,559,192.09 = 18,058,970,776.70 : x
  2. Step 2: Convert to fraction form
    31,427,560,450.46/43,363,559,192.09 = 18,058,970,776.70/x
  3. Step 3: Cross multiply
    31,427,560,450.46x = 43,363,559,192.09 × 18,058,970,776.70
  4. Step 4: Simplify right side
    31,427,560,450.46x = 783,101,248,223,740,559,360
  5. Step 5: Solve for x
    x = 783,101,248,223,740,559,360/31,427,560,450.46
  6. Step 6: Final answer
    x = 24,917,659,436.47

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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.