Home / 255,169,328.70-382,753,998.45-73,416,506.70

Finding the Fourth Proportional to 255,169,328.70, 382,753,998.45 and 73,416,506.70

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Solution

The fourth proportional to 255,169,328.70, 382,753,998.45 and 73,416,506.70 is: 110,124,761.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,169,328.70 : 382,753,998.45 = 73,416,506.70 : x
  2. Step 2: Convert to fraction form
    255,169,328.70/382,753,998.45 = 73,416,506.70/x
  3. Step 3: Cross multiply
    255,169,328.70x = 382,753,998.45 × 73,416,506.70
  4. Step 4: Simplify right side
    255,169,328.70x = 28,100,461,491,656,216
  5. Step 5: Solve for x
    x = 28,100,461,491,656,216/255,169,328.70
  6. Step 6: Final answer
    x = 110,124,761.60

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1.5x scale

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.