Home / 1,433,172,899,285.20-1,977,778,525,366.40-773,978,912,196.12

Finding the Fourth Proportional to 1,433,172,899,285.20, 1,977,778,525,366.40 and 773,978,912,196.12

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Solution

The fourth proportional to 1,433,172,899,285.20, 1,977,778,525,366.40 and 773,978,912,196.12 is: 1,068,090,857,977.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,433,172,899,285.20 : 1,977,778,525,366.40 = 773,978,912,196.12 : x
  2. Step 2: Convert to fraction form
    1,433,172,899,285.20/1,977,778,525,366.40 = 773,978,912,196.12/x
  3. Step 3: Cross multiply
    1,433,172,899,285.20x = 1,977,778,525,366.40 × 773,978,912,196.12
  4. Step 4: Simplify right side
    1,433,172,899,285.20x = 1,530,758,871,627,932,645,720,064
  5. Step 5: Solve for x
    x = 1,530,758,871,627,932,645,720,064/1,433,172,899,285.20
  6. Step 6: Final answer
    x = 1,068,090,857,977.71

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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.