Home / 176,271,434.60-264,449,142.30-85,320,228.20

Finding the Fourth Proportional to 176,271,434.60, 264,449,142.30 and 85,320,228.20

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Solution

The fourth proportional to 176,271,434.60, 264,449,142.30 and 85,320,228.20 is: 128,000,666.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,271,434.60 : 264,449,142.30 = 85,320,228.20 : x
  2. Step 2: Convert to fraction form
    176,271,434.60/264,449,142.30 = 85,320,228.20/x
  3. Step 3: Cross multiply
    176,271,434.60x = 264,449,142.30 × 85,320,228.20
  4. Step 4: Simplify right side
    176,271,434.60x = 22,562,861,168,330,276
  5. Step 5: Solve for x
    x = 22,562,861,168,330,276/176,271,434.60
  6. Step 6: Final answer
    x = 128,000,666.81

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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.