Home / 12,217,372,281.20-18,326,058,421.80-4,856,382,990.20

Finding the Fourth Proportional to 12,217,372,281.20, 18,326,058,421.80 and 4,856,382,990.20

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Solution

The fourth proportional to 12,217,372,281.20, 18,326,058,421.80 and 4,856,382,990.20 is: 7,284,574,485.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,217,372,281.20 : 18,326,058,421.80 = 4,856,382,990.20 : x
  2. Step 2: Convert to fraction form
    12,217,372,281.20/18,326,058,421.80 = 4,856,382,990.20/x
  3. Step 3: Cross multiply
    12,217,372,281.20x = 18,326,058,421.80 × 4,856,382,990.20
  4. Step 4: Simplify right side
    12,217,372,281.20x = 88,998,358,397,040,967,680
  5. Step 5: Solve for x
    x = 88,998,358,397,040,967,680/12,217,372,281.20
  6. Step 6: Final answer
    x = 7,284,574,485.30

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Double scale
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1.5x scale

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.