Home / 156,628,869.40-234,943,304.10-133,450,168.60

Finding the Fourth Proportional to 156,628,869.40, 234,943,304.10 and 133,450,168.60

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Solution

The fourth proportional to 156,628,869.40, 234,943,304.10 and 133,450,168.60 is: 200,175,252.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,628,869.40 : 234,943,304.10 = 133,450,168.60 : x
  2. Step 2: Convert to fraction form
    156,628,869.40/234,943,304.10 = 133,450,168.60/x
  3. Step 3: Cross multiply
    156,628,869.40x = 234,943,304.10 × 133,450,168.60
  4. Step 4: Simplify right side
    156,628,869.40x = 31,353,223,543,586,068
  5. Step 5: Solve for x
    x = 31,353,223,543,586,068/156,628,869.40
  6. Step 6: Final answer
    x = 200,175,252.90

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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.