Home / 1,120,462,335.84-1,680,400,149.87-333,303,902.37

Finding the Fourth Proportional to 1,120,462,335.84, 1,680,400,149.87 and 333,303,902.37

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Solution

The fourth proportional to 1,120,462,335.84, 1,680,400,149.87 and 333,303,902.37 is: 499,868,589.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,120,462,335.84 : 1,680,400,149.87 = 333,303,902.37 : x
  2. Step 2: Convert to fraction form
    1,120,462,335.84/1,680,400,149.87 = 333,303,902.37/x
  3. Step 3: Cross multiply
    1,120,462,335.84x = 1,680,400,149.87 × 333,303,902.37
  4. Step 4: Simplify right side
    1,120,462,335.84x = 560,083,927,494,803,840
  5. Step 5: Solve for x
    x = 560,083,927,494,803,840/1,120,462,335.84
  6. Step 6: Final answer
    x = 499,868,589.58

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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.