Home / 215,622,272.80-323,433,409.20-177,358,520.80

Finding the Fourth Proportional to 215,622,272.80, 323,433,409.20 and 177,358,520.80

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Solution

The fourth proportional to 215,622,272.80, 323,433,409.20 and 177,358,520.80 is: 266,037,781.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,622,272.80 : 323,433,409.20 = 177,358,520.80 : x
  2. Step 2: Convert to fraction form
    215,622,272.80/323,433,409.20 = 177,358,520.80/x
  3. Step 3: Cross multiply
    215,622,272.80x = 323,433,409.20 × 177,358,520.80
  4. Step 4: Simplify right side
    215,622,272.80x = 57,363,671,033,013,112
  5. Step 5: Solve for x
    x = 57,363,671,033,013,112/215,622,272.80
  6. Step 6: Final answer
    x = 266,037,781.20

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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.