Home / 82,578,422.54-113,958,666.17-45,411,099.50

Finding the Fourth Proportional to 82,578,422.54, 113,958,666.17 and 45,411,099.50

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Solution

The fourth proportional to 82,578,422.54, 113,958,666.17 and 45,411,099.50 is: 62,667,560.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,578,422.54 : 113,958,666.17 = 45,411,099.50 : x
  2. Step 2: Convert to fraction form
    82,578,422.54/113,958,666.17 = 45,411,099.50/x
  3. Step 3: Cross multiply
    82,578,422.54x = 113,958,666.17 × 45,411,099.50
  4. Step 4: Simplify right side
    82,578,422.54x = 5,174,988,328,333,154
  5. Step 5: Solve for x
    x = 5,174,988,328,333,154/82,578,422.54
  6. Step 6: Final answer
    x = 62,667,560.96

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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.