Home / 74,543,284.44-111,669,462.87-58,071,442.32

Finding the Fourth Proportional to 74,543,284.44, 111,669,462.87 and 58,071,442.32

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Solution

The fourth proportional to 74,543,284.44, 111,669,462.87 and 58,071,442.32 is: 86,993,842.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,543,284.44 : 111,669,462.87 = 58,071,442.32 : x
  2. Step 2: Convert to fraction form
    74,543,284.44/111,669,462.87 = 58,071,442.32/x
  3. Step 3: Cross multiply
    74,543,284.44x = 111,669,462.87 × 58,071,442.32
  4. Step 4: Simplify right side
    74,543,284.44x = 6,484,806,771,960,587
  5. Step 5: Solve for x
    x = 6,484,806,771,960,587/74,543,284.44
  6. Step 6: Final answer
    x = 86,993,842.85

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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.