Home / 1,640,846,627.30-2,461,276,251.82-397,275,019.46

Finding the Fourth Proportional to 1,640,846,627.30, 2,461,276,251.82 and 397,275,019.46

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Solution

The fourth proportional to 1,640,846,627.30, 2,461,276,251.82 and 397,275,019.46 is: 595,914,057.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,640,846,627.30 : 2,461,276,251.82 = 397,275,019.46 : x
  2. Step 2: Convert to fraction form
    1,640,846,627.30/2,461,276,251.82 = 397,275,019.46/x
  3. Step 3: Cross multiply
    1,640,846,627.30x = 2,461,276,251.82 × 397,275,019.46
  4. Step 4: Simplify right side
    1,640,846,627.30x = 977,803,570,825,681,536
  5. Step 5: Solve for x
    x = 977,803,570,825,681,536/1,640,846,627.30
  6. Step 6: Final answer
    x = 595,914,057.14

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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.