Home / 638,904,982.68-958,463,368.38-224,274,222

Finding the Fourth Proportional to 638,904,982.68, 958,463,368.38 and 224,274,222

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Solution

The fourth proportional to 638,904,982.68, 958,463,368.38 and 224,274,222 is: 336,448,505.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    638,904,982.68 : 958,463,368.38 = 224,274,222 : x
  2. Step 2: Convert to fraction form
    638,904,982.68/958,463,368.38 = 224,274,222/x
  3. Step 3: Cross multiply
    638,904,982.68x = 958,463,368.38 × 224,274,222
  4. Step 4: Simplify right side
    638,904,982.68x = 214,958,626,258,923,904
  5. Step 5: Solve for x
    x = 214,958,626,258,923,904/638,904,982.68
  6. Step 6: Final answer
    x = 336,448,505.00

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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.