Home / 5,391,915,117.80-8,087,872,676.70-4,472,829,242.60

Finding the Fourth Proportional to 5,391,915,117.80, 8,087,872,676.70 and 4,472,829,242.60

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Solution

The fourth proportional to 5,391,915,117.80, 8,087,872,676.70 and 4,472,829,242.60 is: 6,709,243,863.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,391,915,117.80 : 8,087,872,676.70 = 4,472,829,242.60 : x
  2. Step 2: Convert to fraction form
    5,391,915,117.80/8,087,872,676.70 = 4,472,829,242.60/x
  3. Step 3: Cross multiply
    5,391,915,117.80x = 8,087,872,676.70 × 4,472,829,242.60
  4. Step 4: Simplify right side
    5,391,915,117.80x = 36,175,673,418,769,297,408
  5. Step 5: Solve for x
    x = 36,175,673,418,769,297,408/5,391,915,117.80
  6. Step 6: Final answer
    x = 6,709,243,863.90

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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.