Home / 178,683,485.40-268,025,228.10-160,543,632.60

Finding the Fourth Proportional to 178,683,485.40, 268,025,228.10 and 160,543,632.60

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Solution

The fourth proportional to 178,683,485.40, 268,025,228.10 and 160,543,632.60 is: 240,815,448.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,683,485.40 : 268,025,228.10 = 160,543,632.60 : x
  2. Step 2: Convert to fraction form
    178,683,485.40/268,025,228.10 = 160,543,632.60/x
  3. Step 3: Cross multiply
    178,683,485.40x = 268,025,228.10 × 160,543,632.60
  4. Step 4: Simplify right side
    178,683,485.40x = 43,029,743,747,617,592
  5. Step 5: Solve for x
    x = 43,029,743,747,617,592/178,683,485.40
  6. Step 6: Final answer
    x = 240,815,448.90

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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.