Home / 1,347,964,452,218.30-2,021,918,350,327.30-328,087,676,317.28

Finding the Fourth Proportional to 1,347,964,452,218.30, 2,021,918,350,327.30 and 328,087,676,317.28

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Solution

The fourth proportional to 1,347,964,452,218.30, 2,021,918,350,327.30 and 328,087,676,317.28 is: 492,124,619,585.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,347,964,452,218.30 : 2,021,918,350,327.30 = 328,087,676,317.28 : x
  2. Step 2: Convert to fraction form
    1,347,964,452,218.30/2,021,918,350,327.30 = 328,087,676,317.28/x
  3. Step 3: Cross multiply
    1,347,964,452,218.30x = 2,021,918,350,327.30 × 328,087,676,317.28
  4. Step 4: Simplify right side
    1,347,964,452,218.30x = 663,366,493,262,151,992,475,648
  5. Step 5: Solve for x
    x = 663,366,493,262,151,992,475,648/1,347,964,452,218.30
  6. Step 6: Final answer
    x = 492,124,619,585.09

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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.