Home / 10,174,465,609.40-15,261,698,414.10-3,187,860,246.20

Finding the Fourth Proportional to 10,174,465,609.40, 15,261,698,414.10 and 3,187,860,246.20

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Solution

The fourth proportional to 10,174,465,609.40, 15,261,698,414.10 and 3,187,860,246.20 is: 4,781,790,369.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,174,465,609.40 : 15,261,698,414.10 = 3,187,860,246.20 : x
  2. Step 2: Convert to fraction form
    10,174,465,609.40/15,261,698,414.10 = 3,187,860,246.20/x
  3. Step 3: Cross multiply
    10,174,465,609.40x = 15,261,698,414.10 × 3,187,860,246.20
  4. Step 4: Simplify right side
    10,174,465,609.40x = 48,652,161,663,802,974,208
  5. Step 5: Solve for x
    x = 48,652,161,663,802,974,208/10,174,465,609.40
  6. Step 6: Final answer
    x = 4,781,790,369.30

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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.