Home / 869,124,822.20-1,303,687,233.30-460,978,134.20

Finding the Fourth Proportional to 869,124,822.20, 1,303,687,233.30 and 460,978,134.20

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Solution

The fourth proportional to 869,124,822.20, 1,303,687,233.30 and 460,978,134.20 is: 691,467,201.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    869,124,822.20 : 1,303,687,233.30 = 460,978,134.20 : x
  2. Step 2: Convert to fraction form
    869,124,822.20/1,303,687,233.30 = 460,978,134.20/x
  3. Step 3: Cross multiply
    869,124,822.20x = 1,303,687,233.30 × 460,978,134.20
  4. Step 4: Simplify right side
    869,124,822.20x = 600,971,308,386,994,048
  5. Step 5: Solve for x
    x = 600,971,308,386,994,048/869,124,822.20
  6. Step 6: Final answer
    x = 691,467,201.30

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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.