Home / 178,285,774.40-267,428,661.60-162,980,273.60

Finding the Fourth Proportional to 178,285,774.40, 267,428,661.60 and 162,980,273.60

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Solution

The fourth proportional to 178,285,774.40, 267,428,661.60 and 162,980,273.60 is: 244,470,410.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,285,774.40 : 267,428,661.60 = 162,980,273.60 : x
  2. Step 2: Convert to fraction form
    178,285,774.40/267,428,661.60 = 162,980,273.60/x
  3. Step 3: Cross multiply
    178,285,774.40x = 267,428,661.60 × 162,980,273.60
  4. Step 4: Simplify right side
    178,285,774.40x = 43,585,596,436,049,808
  5. Step 5: Solve for x
    x = 43,585,596,436,049,808/178,285,774.40
  6. Step 6: Final answer
    x = 244,470,410.40

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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.