Home / 2,749,157,289.45-3,793,961,990.12-1,620,174,701.61

Finding the Fourth Proportional to 2,749,157,289.45, 3,793,961,990.12 and 1,620,174,701.61

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Solution

The fourth proportional to 2,749,157,289.45, 3,793,961,990.12 and 1,620,174,701.61 is: 2,235,914,714.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,749,157,289.45 : 3,793,961,990.12 = 1,620,174,701.61 : x
  2. Step 2: Convert to fraction form
    2,749,157,289.45/3,793,961,990.12 = 1,620,174,701.61/x
  3. Step 3: Cross multiply
    2,749,157,289.45x = 3,793,961,990.12 × 1,620,174,701.61
  4. Step 4: Simplify right side
    2,749,157,289.45x = 6,146,881,235,254,251,520
  5. Step 5: Solve for x
    x = 6,146,881,235,254,251,520/2,749,157,289.45
  6. Step 6: Final answer
    x = 2,235,914,714.24

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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.