Home / 605,051,647.88-834,973,158.78-350,782,564.19

Finding the Fourth Proportional to 605,051,647.88, 834,973,158.78 and 350,782,564.19

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Solution

The fourth proportional to 605,051,647.88, 834,973,158.78 and 350,782,564.19 is: 484,081,031.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,051,647.88 : 834,973,158.78 = 350,782,564.19 : x
  2. Step 2: Convert to fraction form
    605,051,647.88/834,973,158.78 = 350,782,564.19/x
  3. Step 3: Cross multiply
    605,051,647.88x = 834,973,158.78 × 350,782,564.19
  4. Step 4: Simplify right side
    605,051,647.88x = 292,894,025,666,207,872
  5. Step 5: Solve for x
    x = 292,894,025,666,207,872/605,051,647.88
  6. Step 6: Final answer
    x = 484,081,031.25

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.