Home / 22,298,979,412.52-30,773,403,638.34-12,137,216,337.80

Finding the Fourth Proportional to 22,298,979,412.52, 30,773,403,638.34 and 12,137,216,337.80

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Solution

The fourth proportional to 22,298,979,412.52, 30,773,403,638.34 and 12,137,216,337.80 is: 16,749,800,540.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,298,979,412.52 : 30,773,403,638.34 = 12,137,216,337.80 : x
  2. Step 2: Convert to fraction form
    22,298,979,412.52/30,773,403,638.34 = 12,137,216,337.80/x
  3. Step 3: Cross multiply
    22,298,979,412.52x = 30,773,403,638.34 × 12,137,216,337.80
  4. Step 4: Simplify right side
    22,298,979,412.52x = 373,503,457,408,974,192,640
  5. Step 5: Solve for x
    x = 373,503,457,408,974,192,640/22,298,979,412.52
  6. Step 6: Final answer
    x = 16,749,800,540.17

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Double scale
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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.