Home / 552,578,113.65-762,902,002.82-351,748,345.06

Finding the Fourth Proportional to 552,578,113.65, 762,902,002.82 and 351,748,345.06

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Solution

The fourth proportional to 552,578,113.65, 762,902,002.82 and 351,748,345.06 is: 485,631,823.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    552,578,113.65 : 762,902,002.82 = 351,748,345.06 : x
  2. Step 2: Convert to fraction form
    552,578,113.65/762,902,002.82 = 351,748,345.06/x
  3. Step 3: Cross multiply
    552,578,113.65x = 762,902,002.82 × 351,748,345.06
  4. Step 4: Simplify right side
    552,578,113.65x = 268,349,516,936,735,072
  5. Step 5: Solve for x
    x = 268,349,516,936,735,072/552,578,113.65
  6. Step 6: Final answer
    x = 485,631,823.46

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.