Home / 250,683,930.96-345,945,076.80-156,652,678.86

Finding the Fourth Proportional to 250,683,930.96, 345,945,076.80 and 156,652,678.86

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Solution

The fourth proportional to 250,683,930.96, 345,945,076.80 and 156,652,678.86 is: 216,181,479.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,683,930.96 : 345,945,076.80 = 156,652,678.86 : x
  2. Step 2: Convert to fraction form
    250,683,930.96/345,945,076.80 = 156,652,678.86/x
  3. Step 3: Cross multiply
    250,683,930.96x = 345,945,076.80 × 156,652,678.86
  4. Step 4: Simplify right side
    250,683,930.96x = 54,193,223,019,148,440
  5. Step 5: Solve for x
    x = 54,193,223,019,148,440/250,683,930.96
  6. Step 6: Final answer
    x = 216,181,479.25

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.