Home / 3,581,002,274.40-5,371,503,411.60-2,126,230,869.60

Finding the Fourth Proportional to 3,581,002,274.40, 5,371,503,411.60 and 2,126,230,869.60

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Solution

The fourth proportional to 3,581,002,274.40, 5,371,503,411.60 and 2,126,230,869.60 is: 3,189,346,304.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,581,002,274.40 : 5,371,503,411.60 = 2,126,230,869.60 : x
  2. Step 2: Convert to fraction form
    3,581,002,274.40/5,371,503,411.60 = 2,126,230,869.60/x
  3. Step 3: Cross multiply
    3,581,002,274.40x = 5,371,503,411.60 × 2,126,230,869.60
  4. Step 4: Simplify right side
    3,581,002,274.40x = 11,421,056,369,905,635,328
  5. Step 5: Solve for x
    x = 11,421,056,369,905,635,328/3,581,002,274.40
  6. Step 6: Final answer
    x = 3,189,346,304.40

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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.