Home / 15,185,912,055.89-22,770,564,151.53-12,058,218,020.60

Finding the Fourth Proportional to 15,185,912,055.89, 22,770,564,151.53 and 12,058,218,020.60

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Solution

The fourth proportional to 15,185,912,055.89, 22,770,564,151.53 and 12,058,218,020.60 is: 18,080,733,378.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,185,912,055.89 : 22,770,564,151.53 = 12,058,218,020.60 : x
  2. Step 2: Convert to fraction form
    15,185,912,055.89/22,770,564,151.53 = 12,058,218,020.60/x
  3. Step 3: Cross multiply
    15,185,912,055.89x = 22,770,564,151.53 × 12,058,218,020.60
  4. Step 4: Simplify right side
    15,185,912,055.89x = 274,572,426,991,207,383,040
  5. Step 5: Solve for x
    x = 274,572,426,991,207,383,040/15,185,912,055.89
  6. Step 6: Final answer
    x = 18,080,733,378.45

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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.