Home / 1,753,157,113.71-2,419,359,149.51-949,385,996.70

Finding the Fourth Proportional to 1,753,157,113.71, 2,419,359,149.51 and 949,385,996.70

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Solution

The fourth proportional to 1,753,157,113.71, 2,419,359,149.51 and 949,385,996.70 is: 1,310,153,938.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,753,157,113.71 : 2,419,359,149.51 = 949,385,996.70 : x
  2. Step 2: Convert to fraction form
    1,753,157,113.71/2,419,359,149.51 = 949,385,996.70/x
  3. Step 3: Cross multiply
    1,753,157,113.71x = 2,419,359,149.51 × 949,385,996.70
  4. Step 4: Simplify right side
    1,753,157,113.71x = 2,296,905,697,532,815,872
  5. Step 5: Solve for x
    x = 2,296,905,697,532,815,872/1,753,157,113.71
  6. Step 6: Final answer
    x = 1,310,153,938.61

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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.