Home / 10,603,391,423.70-15,905,087,135.55-4,701,685,974.60

Finding the Fourth Proportional to 10,603,391,423.70, 15,905,087,135.55 and 4,701,685,974.60

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Solution

The fourth proportional to 10,603,391,423.70, 15,905,087,135.55 and 4,701,685,974.60 is: 7,052,528,961.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,603,391,423.70 : 15,905,087,135.55 = 4,701,685,974.60 : x
  2. Step 2: Convert to fraction form
    10,603,391,423.70/15,905,087,135.55 = 4,701,685,974.60/x
  3. Step 3: Cross multiply
    10,603,391,423.70x = 15,905,087,135.55 × 4,701,685,974.60
  4. Step 4: Simplify right side
    10,603,391,423.70x = 74,780,725,110,006,333,440
  5. Step 5: Solve for x
    x = 74,780,725,110,006,333,440/10,603,391,423.70
  6. Step 6: Final answer
    x = 7,052,528,961.90

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Double scale
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Similar ratio
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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.