Home / 403,100,707.80-604,651,061.70-322,479,139.80

Finding the Fourth Proportional to 403,100,707.80, 604,651,061.70 and 322,479,139.80

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Solution

The fourth proportional to 403,100,707.80, 604,651,061.70 and 322,479,139.80 is: 483,718,709.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    403,100,707.80 : 604,651,061.70 = 322,479,139.80 : x
  2. Step 2: Convert to fraction form
    403,100,707.80/604,651,061.70 = 322,479,139.80/x
  3. Step 3: Cross multiply
    403,100,707.80x = 604,651,061.70 × 322,479,139.80
  4. Step 4: Simplify right side
    403,100,707.80x = 194,987,354,256,172,736
  5. Step 5: Solve for x
    x = 194,987,354,256,172,736/403,100,707.80
  6. Step 6: Final answer
    x = 483,718,709.70

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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.