Home / 3,985,754,956.10-5,978,632,434.15-1,914,977,384.90

Finding the Fourth Proportional to 3,985,754,956.10, 5,978,632,434.15 and 1,914,977,384.90

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Solution

The fourth proportional to 3,985,754,956.10, 5,978,632,434.15 and 1,914,977,384.90 is: 2,872,466,077.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,985,754,956.10 : 5,978,632,434.15 = 1,914,977,384.90 : x
  2. Step 2: Convert to fraction form
    3,985,754,956.10/5,978,632,434.15 = 1,914,977,384.90/x
  3. Step 3: Cross multiply
    3,985,754,956.10x = 5,978,632,434.15 × 1,914,977,384.90
  4. Step 4: Simplify right side
    3,985,754,956.10x = 11,448,945,904,026,888,192
  5. Step 5: Solve for x
    x = 11,448,945,904,026,888,192/3,985,754,956.10
  6. Step 6: Final answer
    x = 2,872,466,077.35

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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.