Home / 156,536,701.05-234,805,051.58-143,144,387.85

Finding the Fourth Proportional to 156,536,701.05, 234,805,051.58 and 143,144,387.85

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Solution

The fourth proportional to 156,536,701.05, 234,805,051.58 and 143,144,387.85 is: 214,716,581.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,536,701.05 : 234,805,051.58 = 143,144,387.85 : x
  2. Step 2: Convert to fraction form
    156,536,701.05/234,805,051.58 = 143,144,387.85/x
  3. Step 3: Cross multiply
    156,536,701.05x = 234,805,051.58 × 143,144,387.85
  4. Step 4: Simplify right side
    156,536,701.05x = 33,611,025,371,791,052
  5. Step 5: Solve for x
    x = 33,611,025,371,791,052/156,536,701.05
  6. Step 6: Final answer
    x = 214,716,581.78

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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.