Home / 142,316,287.68-195,989,151.24-133,448,197.44

Finding the Fourth Proportional to 142,316,287.68, 195,989,151.24 and 133,448,197.44

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Solution

The fourth proportional to 142,316,287.68, 195,989,151.24 and 133,448,197.44 is: 183,776,568.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,316,287.68 : 195,989,151.24 = 133,448,197.44 : x
  2. Step 2: Convert to fraction form
    142,316,287.68/195,989,151.24 = 133,448,197.44/x
  3. Step 3: Cross multiply
    142,316,287.68x = 195,989,151.24 × 133,448,197.44
  4. Step 4: Simplify right side
    142,316,287.68x = 26,154,398,950,773,540
  5. Step 5: Solve for x
    x = 26,154,398,950,773,540/142,316,287.68
  6. Step 6: Final answer
    x = 183,776,568.21

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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.