Home / 156,954,814.20-235,432,221.30-122,905,265.40

Finding the Fourth Proportional to 156,954,814.20, 235,432,221.30 and 122,905,265.40

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Solution

The fourth proportional to 156,954,814.20, 235,432,221.30 and 122,905,265.40 is: 184,357,898.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,954,814.20 : 235,432,221.30 = 122,905,265.40 : x
  2. Step 2: Convert to fraction form
    156,954,814.20/235,432,221.30 = 122,905,265.40/x
  3. Step 3: Cross multiply
    156,954,814.20x = 235,432,221.30 × 122,905,265.40
  4. Step 4: Simplify right side
    156,954,814.20x = 28,935,859,642,588,036
  5. Step 5: Solve for x
    x = 28,935,859,642,588,036/156,954,814.20
  6. Step 6: Final answer
    x = 184,357,898.10

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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.