Home / 201,465,434.96-302,259,826.36-103,166,740.73

Finding the Fourth Proportional to 201,465,434.96, 302,259,826.36 and 103,166,740.73

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Solution

The fourth proportional to 201,465,434.96, 302,259,826.36 and 103,166,740.73 is: 154,781,693.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,465,434.96 : 302,259,826.36 = 103,166,740.73 : x
  2. Step 2: Convert to fraction form
    201,465,434.96/302,259,826.36 = 103,166,740.73/x
  3. Step 3: Cross multiply
    201,465,434.96x = 302,259,826.36 × 103,166,740.73
  4. Step 4: Simplify right side
    201,465,434.96x = 31,183,161,138,991,436
  5. Step 5: Solve for x
    x = 31,183,161,138,991,436/201,465,434.96
  6. Step 6: Final answer
    x = 154,781,693.17

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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.