Home / 709,157,374.83-1,062,889,761.24-330,059,479.08

Finding the Fourth Proportional to 709,157,374.83, 1,062,889,761.24 and 330,059,479.08

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Solution

The fourth proportional to 709,157,374.83, 1,062,889,761.24 and 330,059,479.08 is: 494,695,329.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    709,157,374.83 : 1,062,889,761.24 = 330,059,479.08 : x
  2. Step 2: Convert to fraction form
    709,157,374.83/1,062,889,761.24 = 330,059,479.08/x
  3. Step 3: Cross multiply
    709,157,374.83x = 1,062,889,761.24 × 330,059,479.08
  4. Step 4: Simplify right side
    709,157,374.83x = 350,816,840,914,339,968
  5. Step 5: Solve for x
    x = 350,816,840,914,339,968/709,157,374.83
  6. Step 6: Final answer
    x = 494,695,329.08

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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.