Home / 178,301,425.80-267,452,138.70-162,429,054.60

Finding the Fourth Proportional to 178,301,425.80, 267,452,138.70 and 162,429,054.60

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Solution

The fourth proportional to 178,301,425.80, 267,452,138.70 and 162,429,054.60 is: 243,643,581.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,301,425.80 : 267,452,138.70 = 162,429,054.60 : x
  2. Step 2: Convert to fraction form
    178,301,425.80/267,452,138.70 = 162,429,054.60/x
  3. Step 3: Cross multiply
    178,301,425.80x = 267,452,138.70 × 162,429,054.60
  4. Step 4: Simplify right side
    178,301,425.80x = 43,441,998,039,789,072
  5. Step 5: Solve for x
    x = 43,441,998,039,789,072/178,301,425.80
  6. Step 6: Final answer
    x = 243,643,581.90

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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.