Home / 12,217,372,139.70-18,326,058,209.55-4,856,382,848.70

Finding the Fourth Proportional to 12,217,372,139.70, 18,326,058,209.55 and 4,856,382,848.70

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Solution

The fourth proportional to 12,217,372,139.70, 18,326,058,209.55 and 4,856,382,848.70 is: 7,284,574,273.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,217,372,139.70 : 18,326,058,209.55 = 4,856,382,848.70 : x
  2. Step 2: Convert to fraction form
    12,217,372,139.70/18,326,058,209.55 = 4,856,382,848.70/x
  3. Step 3: Cross multiply
    12,217,372,139.70x = 18,326,058,209.55 × 4,856,382,848.70
  4. Step 4: Simplify right side
    12,217,372,139.70x = 88,998,354,773,136,441,344
  5. Step 5: Solve for x
    x = 88,998,354,773,136,441,344/12,217,372,139.70
  6. Step 6: Final answer
    x = 7,284,574,273.05

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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.