Home / 171,072,064.60-256,608,096.90-158,978,829.40

Finding the Fourth Proportional to 171,072,064.60, 256,608,096.90 and 158,978,829.40

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Solution

The fourth proportional to 171,072,064.60, 256,608,096.90 and 158,978,829.40 is: 238,468,244.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,072,064.60 : 256,608,096.90 = 158,978,829.40 : x
  2. Step 2: Convert to fraction form
    171,072,064.60/256,608,096.90 = 158,978,829.40/x
  3. Step 3: Cross multiply
    171,072,064.60x = 256,608,096.90 × 158,978,829.40
  4. Step 4: Simplify right side
    171,072,064.60x = 40,795,254,859,723,768
  5. Step 5: Solve for x
    x = 40,795,254,859,723,768/171,072,064.60
  6. Step 6: Final answer
    x = 238,468,244.10

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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.