Home / 156,536,804.30-234,805,206.45-143,144,491.10

Finding the Fourth Proportional to 156,536,804.30, 234,805,206.45 and 143,144,491.10

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Solution

The fourth proportional to 156,536,804.30, 234,805,206.45 and 143,144,491.10 is: 214,716,736.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,536,804.30 : 234,805,206.45 = 143,144,491.10 : x
  2. Step 2: Convert to fraction form
    156,536,804.30/234,805,206.45 = 143,144,491.10/x
  3. Step 3: Cross multiply
    156,536,804.30x = 234,805,206.45 × 143,144,491.10
  4. Step 4: Simplify right side
    156,536,804.30x = 33,611,071,784,915,684
  5. Step 5: Solve for x
    x = 33,611,071,784,915,684/156,536,804.30
  6. Step 6: Final answer
    x = 214,716,736.65

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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.