Home / 317,045,644.40-475,568,466.60-101,656,665.20

Finding the Fourth Proportional to 317,045,644.40, 475,568,466.60 and 101,656,665.20

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Solution

The fourth proportional to 317,045,644.40, 475,568,466.60 and 101,656,665.20 is: 152,484,997.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,045,644.40 : 475,568,466.60 = 101,656,665.20 : x
  2. Step 2: Convert to fraction form
    317,045,644.40/475,568,466.60 = 101,656,665.20/x
  3. Step 3: Cross multiply
    317,045,644.40x = 475,568,466.60 × 101,656,665.20
  4. Step 4: Simplify right side
    317,045,644.40x = 48,344,704,388,833,584
  5. Step 5: Solve for x
    x = 48,344,704,388,833,584/317,045,644.40
  6. Step 6: Final answer
    x = 152,484,997.80

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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.