Home / 96,771,381.60-145,373,341.20-80,846,133.60

Finding the Fourth Proportional to 96,771,381.60, 145,373,341.20 and 80,846,133.60

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Solution

The fourth proportional to 96,771,381.60, 145,373,341.20 and 80,846,133.60 is: 121,449,878.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,771,381.60 : 145,373,341.20 = 80,846,133.60 : x
  2. Step 2: Convert to fraction form
    96,771,381.60/145,373,341.20 = 80,846,133.60/x
  3. Step 3: Cross multiply
    96,771,381.60x = 145,373,341.20 × 80,846,133.60
  4. Step 4: Simplify right side
    96,771,381.60x = 11,752,872,564,533,582
  5. Step 5: Solve for x
    x = 11,752,872,564,533,582/96,771,381.60
  6. Step 6: Final answer
    x = 121,449,878.78

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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.