Home / 255,077,468.36-382,676,915.51-82,554,282.08

Finding the Fourth Proportional to 255,077,468.36, 382,676,915.51 and 82,554,282.08

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Solution

The fourth proportional to 255,077,468.36, 382,676,915.51 and 82,554,282.08 is: 123,851,072.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,077,468.36 : 382,676,915.51 = 82,554,282.08 : x
  2. Step 2: Convert to fraction form
    255,077,468.36/382,676,915.51 = 82,554,282.08/x
  3. Step 3: Cross multiply
    255,077,468.36x = 382,676,915.51 × 82,554,282.08
  4. Step 4: Simplify right side
    255,077,468.36x = 31,591,618,028,516,864
  5. Step 5: Solve for x
    x = 31,591,618,028,516,864/255,077,468.36
  6. Step 6: Final answer
    x = 123,851,072.51

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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.