Home / 458,136,304.44-687,312,057.06-151,428,384.51

Finding the Fourth Proportional to 458,136,304.44, 687,312,057.06 and 151,428,384.51

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Solution

The fourth proportional to 458,136,304.44, 687,312,057.06 and 151,428,384.51 is: 227,178,142.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    458,136,304.44 : 687,312,057.06 = 151,428,384.51 : x
  2. Step 2: Convert to fraction form
    458,136,304.44/687,312,057.06 = 151,428,384.51/x
  3. Step 3: Cross multiply
    458,136,304.44x = 687,312,057.06 × 151,428,384.51
  4. Step 4: Simplify right side
    458,136,304.44x = 104,078,554,454,840,720
  5. Step 5: Solve for x
    x = 104,078,554,454,840,720/458,136,304.44
  6. Step 6: Final answer
    x = 227,178,142.06

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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.