Home / 201,465,435.08-302,259,826.53-103,166,740.85

Finding the Fourth Proportional to 201,465,435.08, 302,259,826.53 and 103,166,740.85

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Solution

The fourth proportional to 201,465,435.08, 302,259,826.53 and 103,166,740.85 is: 154,781,693.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,465,435.08 : 302,259,826.53 = 103,166,740.85 : x
  2. Step 2: Convert to fraction form
    201,465,435.08/302,259,826.53 = 103,166,740.85/x
  3. Step 3: Cross multiply
    201,465,435.08x = 302,259,826.53 × 103,166,740.85
  4. Step 4: Simplify right side
    201,465,435.08x = 31,183,161,192,986,460
  5. Step 5: Solve for x
    x = 31,183,161,192,986,460/201,465,435.08
  6. Step 6: Final answer
    x = 154,781,693.35

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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.