Home / 74,790,606.29-102,462,652.55-71,993,786.11

Finding the Fourth Proportional to 74,790,606.29, 102,462,652.55 and 71,993,786.11

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Solution

The fourth proportional to 74,790,606.29, 102,462,652.55 and 71,993,786.11 is: 98,631,026.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,790,606.29 : 102,462,652.55 = 71,993,786.11 : x
  2. Step 2: Convert to fraction form
    74,790,606.29/102,462,652.55 = 71,993,786.11/x
  3. Step 3: Cross multiply
    74,790,606.29x = 102,462,652.55 × 71,993,786.11
  4. Step 4: Simplify right side
    74,790,606.29x = 7,376,674,291,871,774
  5. Step 5: Solve for x
    x = 7,376,674,291,871,774/74,790,606.29
  6. Step 6: Final answer
    x = 98,631,026.79

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.