Home / 3,134,157,164.64-4,696,070,105.88-1,820,371,239.72

Finding the Fourth Proportional to 3,134,157,164.64, 4,696,070,105.88 and 1,820,371,239.72

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Solution

The fourth proportional to 3,134,157,164.64, 4,696,070,105.88 and 1,820,371,239.72 is: 2,727,556,568.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,134,157,164.64 : 4,696,070,105.88 = 1,820,371,239.72 : x
  2. Step 2: Convert to fraction form
    3,134,157,164.64/4,696,070,105.88 = 1,820,371,239.72/x
  3. Step 3: Cross multiply
    3,134,157,164.64x = 4,696,070,105.88 × 1,820,371,239.72
  4. Step 4: Simplify right side
    3,134,157,164.64x = 8,548,590,960,452,807,680
  5. Step 5: Solve for x
    x = 8,548,590,960,452,807,680/3,134,157,164.64
  6. Step 6: Final answer
    x = 2,727,556,568.29

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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.