Home / 409,565,942.72-614,281,653.57-176,333,863.44

Finding the Fourth Proportional to 409,565,942.72, 614,281,653.57 and 176,333,863.44

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Solution

The fourth proportional to 409,565,942.72, 614,281,653.57 and 176,333,863.44 is: 264,471,836.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    409,565,942.72 : 614,281,653.57 = 176,333,863.44 : x
  2. Step 2: Convert to fraction form
    409,565,942.72/614,281,653.57 = 176,333,863.44/x
  3. Step 3: Cross multiply
    409,565,942.72x = 614,281,653.57 × 176,333,863.44
  4. Step 4: Simplify right side
    409,565,942.72x = 108,318,657,213,161,072
  5. Step 5: Solve for x
    x = 108,318,657,213,161,072/409,565,942.72
  6. Step 6: Final answer
    x = 264,471,836.92

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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.