Home / 1,860,418,920.90-2,791,036,997.37-550,218,826.68

Finding the Fourth Proportional to 1,860,418,920.90, 2,791,036,997.37 and 550,218,826.68

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Solution

The fourth proportional to 1,860,418,920.90, 2,791,036,997.37 and 550,218,826.68 is: 825,449,088.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,860,418,920.90 : 2,791,036,997.37 = 550,218,826.68 : x
  2. Step 2: Convert to fraction form
    1,860,418,920.90/2,791,036,997.37 = 550,218,826.68/x
  3. Step 3: Cross multiply
    1,860,418,920.90x = 2,791,036,997.37 × 550,218,826.68
  4. Step 4: Simplify right side
    1,860,418,920.90x = 1,535,681,101,913,391,360
  5. Step 5: Solve for x
    x = 1,535,681,101,913,391,360/1,860,418,920.90
  6. Step 6: Final answer
    x = 825,449,088.19

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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.