Home / 132,576,342.40-198,528,590.40-105,702,486.40

Finding the Fourth Proportional to 132,576,342.40, 198,528,590.40 and 105,702,486.40

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Solution

The fourth proportional to 132,576,342.40, 198,528,590.40 and 105,702,486.40 is: 158,285,899.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,576,342.40 : 198,528,590.40 = 105,702,486.40 : x
  2. Step 2: Convert to fraction form
    132,576,342.40/198,528,590.40 = 105,702,486.40/x
  3. Step 3: Cross multiply
    132,576,342.40x = 198,528,590.40 × 105,702,486.40
  4. Step 4: Simplify right side
    132,576,342.40x = 20,984,965,626,767,172
  5. Step 5: Solve for x
    x = 20,984,965,626,767,172/132,576,342.40
  6. Step 6: Final answer
    x = 158,285,899.63

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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.