Home / 15,185,911,963.25-22,770,564,012.86-12,058,217,928.06

Finding the Fourth Proportional to 15,185,911,963.25, 22,770,564,012.86 and 12,058,217,928.06

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Solution

The fourth proportional to 15,185,911,963.25, 22,770,564,012.86 and 12,058,217,928.06 is: 18,080,733,239.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,185,911,963.25 : 22,770,564,012.86 = 12,058,217,928.06 : x
  2. Step 2: Convert to fraction form
    15,185,911,963.25/22,770,564,012.86 = 12,058,217,928.06/x
  3. Step 3: Cross multiply
    15,185,911,963.25x = 22,770,564,012.86 × 12,058,217,928.06
  4. Step 4: Simplify right side
    15,185,911,963.25x = 274,572,423,211,846,008,832
  5. Step 5: Solve for x
    x = 274,572,423,211,846,008,832/15,185,911,963.25
  6. Step 6: Final answer
    x = 18,080,733,239.89

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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.