Home / 3,566,749,005.45-4,921,820,578.81-1,959,120,918.70

Finding the Fourth Proportional to 3,566,749,005.45, 4,921,820,578.81 and 1,959,120,918.70

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Solution

The fourth proportional to 3,566,749,005.45, 4,921,820,578.81 and 1,959,120,918.70 is: 2,703,425,903.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,566,749,005.45 : 4,921,820,578.81 = 1,959,120,918.70 : x
  2. Step 2: Convert to fraction form
    3,566,749,005.45/4,921,820,578.81 = 1,959,120,918.70/x
  3. Step 3: Cross multiply
    3,566,749,005.45x = 4,921,820,578.81 × 1,959,120,918.70
  4. Step 4: Simplify right side
    3,566,749,005.45x = 9,642,441,654,034,814,976
  5. Step 5: Solve for x
    x = 9,642,441,654,034,814,976/3,566,749,005.45
  6. Step 6: Final answer
    x = 2,703,425,903.90

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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.