Home / 74,543,263.82-111,669,431.94-58,071,421.70

Finding the Fourth Proportional to 74,543,263.82, 111,669,431.94 and 58,071,421.70

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Solution

The fourth proportional to 74,543,263.82, 111,669,431.94 and 58,071,421.70 is: 86,993,811.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,543,263.82 : 111,669,431.94 = 58,071,421.70 : x
  2. Step 2: Convert to fraction form
    74,543,263.82/111,669,431.94 = 58,071,421.70/x
  3. Step 3: Cross multiply
    74,543,263.82x = 111,669,431.94 × 58,071,421.70
  4. Step 4: Simplify right side
    74,543,263.82x = 6,484,802,673,119,933
  5. Step 5: Solve for x
    x = 6,484,802,673,119,933/74,543,263.82
  6. Step 6: Final answer
    x = 86,993,811.93

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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.