Home / 331,899,489.69-458,009,291.57-183,217,419.63

Finding the Fourth Proportional to 331,899,489.69, 458,009,291.57 and 183,217,419.63

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Solution

The fourth proportional to 331,899,489.69, 458,009,291.57 and 183,217,419.63 is: 252,833,412.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,899,489.69 : 458,009,291.57 = 183,217,419.63 : x
  2. Step 2: Convert to fraction form
    331,899,489.69/458,009,291.57 = 183,217,419.63/x
  3. Step 3: Cross multiply
    331,899,489.69x = 458,009,291.57 × 183,217,419.63
  4. Step 4: Simplify right side
    331,899,489.69x = 83,915,280,568,019,712
  5. Step 5: Solve for x
    x = 83,915,280,568,019,712/331,899,489.69
  6. Step 6: Final answer
    x = 252,833,412.45

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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.