Home / 113,072,379.25-169,560,365.51-43,030,655.94

Finding the Fourth Proportional to 113,072,379.25, 169,560,365.51 and 43,030,655.94

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Solution

The fourth proportional to 113,072,379.25, 169,560,365.51 and 43,030,655.94 is: 64,527,639.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,072,379.25 : 169,560,365.51 = 43,030,655.94 : x
  2. Step 2: Convert to fraction form
    113,072,379.25/169,560,365.51 = 43,030,655.94/x
  3. Step 3: Cross multiply
    113,072,379.25x = 169,560,365.51 × 43,030,655.94
  4. Step 4: Simplify right side
    113,072,379.25x = 7,296,293,749,406,318
  5. Step 5: Solve for x
    x = 7,296,293,749,406,318/113,072,379.25
  6. Step 6: Final answer
    x = 64,527,639.71

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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.