Home / 236,946,310.72-355,457,331.32-73,145,565.72

Finding the Fourth Proportional to 236,946,310.72, 355,457,331.32 and 73,145,565.72

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Solution

The fourth proportional to 236,946,310.72, 355,457,331.32 and 73,145,565.72 is: 109,730,037.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,946,310.72 : 355,457,331.32 = 73,145,565.72 : x
  2. Step 2: Convert to fraction form
    236,946,310.72/355,457,331.32 = 73,145,565.72/x
  3. Step 3: Cross multiply
    236,946,310.72x = 355,457,331.32 × 73,145,565.72
  4. Step 4: Simplify right side
    236,946,310.72x = 26,000,127,588,722,872
  5. Step 5: Solve for x
    x = 26,000,127,588,722,872/236,946,310.72
  6. Step 6: Final answer
    x = 109,730,037.62

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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.