Home / 552,578,115.66-762,902,005.58-351,748,347.06

Finding the Fourth Proportional to 552,578,115.66, 762,902,005.58 and 351,748,347.06

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Solution

The fourth proportional to 552,578,115.66, 762,902,005.58 and 351,748,347.06 is: 485,631,826.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    552,578,115.66 : 762,902,005.58 = 351,748,347.06 : x
  2. Step 2: Convert to fraction form
    552,578,115.66/762,902,005.58 = 351,748,347.06/x
  3. Step 3: Cross multiply
    552,578,115.66x = 762,902,005.58 × 351,748,347.06
  4. Step 4: Simplify right side
    552,578,115.66x = 268,349,519,431,523,904
  5. Step 5: Solve for x
    x = 268,349,519,431,523,904/552,578,115.66
  6. Step 6: Final answer
    x = 485,631,826.21

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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.