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Finding the Fourth Proportional to 1,696,674,205.53, 2,544,985,698.53 and 763,337,961.86

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Solution

The fourth proportional to 1,696,674,205.53, 2,544,985,698.53 and 763,337,961.86 is: 1,144,995,420.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,696,674,205.53 : 2,544,985,698.53 = 763,337,961.86 : x
  2. Step 2: Convert to fraction form
    1,696,674,205.53/2,544,985,698.53 = 763,337,961.86/x
  3. Step 3: Cross multiply
    1,696,674,205.53x = 2,544,985,698.53 × 763,337,961.86
  4. Step 4: Simplify right side
    1,696,674,205.53x = 1,942,684,196,062,196,992
  5. Step 5: Solve for x
    x = 1,942,684,196,062,196,992/1,696,674,205.53
  6. Step 6: Final answer
    x = 1,144,995,420.88

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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.