Home / 2,851,716,685.66-3,934,848,676.73-1,645,617,929.87

Finding the Fourth Proportional to 2,851,716,685.66, 3,934,848,676.73 and 1,645,617,929.87

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Solution

The fourth proportional to 2,851,716,685.66, 3,934,848,676.73 and 1,645,617,929.87 is: 2,270,652,469.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,851,716,685.66 : 3,934,848,676.73 = 1,645,617,929.87 : x
  2. Step 2: Convert to fraction form
    2,851,716,685.66/3,934,848,676.73 = 1,645,617,929.87/x
  3. Step 3: Cross multiply
    2,851,716,685.66x = 3,934,848,676.73 × 1,645,617,929.87
  4. Step 4: Simplify right side
    2,851,716,685.66x = 6,475,257,533,752,130,560
  5. Step 5: Solve for x
    x = 6,475,257,533,752,130,560/2,851,716,685.66
  6. Step 6: Final answer
    x = 2,270,652,469.20

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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.