Home / 857,194,101.84-1,285,918,920.08-304,450,092.56

Finding the Fourth Proportional to 857,194,101.84, 1,285,918,920.08 and 304,450,092.56

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Solution

The fourth proportional to 857,194,101.84, 1,285,918,920.08 and 304,450,092.56 is: 456,720,518.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    857,194,101.84 : 1,285,918,920.08 = 304,450,092.56 : x
  2. Step 2: Convert to fraction form
    857,194,101.84/1,285,918,920.08 = 304,450,092.56/x
  3. Step 3: Cross multiply
    857,194,101.84x = 1,285,918,920.08 × 304,450,092.56
  4. Step 4: Simplify right side
    857,194,101.84x = 391,498,134,243,011,200
  5. Step 5: Solve for x
    x = 391,498,134,243,011,200/857,194,101.84
  6. Step 6: Final answer
    x = 456,720,518.03

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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.