Home / 508,904,151.84-762,649,992.12-231,878,351.64

Finding the Fourth Proportional to 508,904,151.84, 762,649,992.12 and 231,878,351.64

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Solution

The fourth proportional to 508,904,151.84, 762,649,992.12 and 231,878,351.64 is: 347,495,736.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    508,904,151.84 : 762,649,992.12 = 231,878,351.64 : x
  2. Step 2: Convert to fraction form
    508,904,151.84/762,649,992.12 = 231,878,351.64/x
  3. Step 3: Cross multiply
    508,904,151.84x = 762,649,992.12 × 231,878,351.64
  4. Step 4: Simplify right side
    508,904,151.84x = 176,842,023,051,044,576
  5. Step 5: Solve for x
    x = 176,842,023,051,044,576/508,904,151.84
  6. Step 6: Final answer
    x = 347,495,736.50

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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.