Home / 5,191,228,209.39-7,786,842,404.04-1,260,907,882.94

Finding the Fourth Proportional to 5,191,228,209.39, 7,786,842,404.04 and 1,260,907,882.94

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Solution

The fourth proportional to 5,191,228,209.39, 7,786,842,404.04 and 1,260,907,882.94 is: 1,891,361,846.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,191,228,209.39 : 7,786,842,404.04 = 1,260,907,882.94 : x
  2. Step 2: Convert to fraction form
    5,191,228,209.39/7,786,842,404.04 = 1,260,907,882.94/x
  3. Step 3: Cross multiply
    5,191,228,209.39x = 7,786,842,404.04 × 1,260,907,882.94
  4. Step 4: Simplify right side
    5,191,228,209.39x = 9,818,490,970,426,562,560
  5. Step 5: Solve for x
    x = 9,818,490,970,426,562,560/5,191,228,209.39
  6. Step 6: Final answer
    x = 1,891,361,846.25

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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.