Home / 156,536,804.80-234,805,207.20-143,144,491.60

Finding the Fourth Proportional to 156,536,804.80, 234,805,207.20 and 143,144,491.60

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Solution

The fourth proportional to 156,536,804.80, 234,805,207.20 and 143,144,491.60 is: 214,716,737.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,536,804.80 : 234,805,207.20 = 143,144,491.60 : x
  2. Step 2: Convert to fraction form
    156,536,804.80/234,805,207.20 = 143,144,491.60/x
  3. Step 3: Cross multiply
    156,536,804.80x = 234,805,207.20 × 143,144,491.60
  4. Step 4: Simplify right side
    156,536,804.80x = 33,611,072,009,676,656
  5. Step 5: Solve for x
    x = 33,611,072,009,676,656/156,536,804.80
  6. Step 6: Final answer
    x = 214,716,737.40

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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.