Home / 210,650,269.60-315,975,404.40-185,141,101.60

Finding the Fourth Proportional to 210,650,269.60, 315,975,404.40 and 185,141,101.60

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Solution

The fourth proportional to 210,650,269.60, 315,975,404.40 and 185,141,101.60 is: 277,711,652.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,650,269.60 : 315,975,404.40 = 185,141,101.60 : x
  2. Step 2: Convert to fraction form
    210,650,269.60/315,975,404.40 = 185,141,101.60/x
  3. Step 3: Cross multiply
    210,650,269.60x = 315,975,404.40 × 185,141,101.60
  4. Step 4: Simplify right side
    210,650,269.60x = 58,500,034,449,121,480
  5. Step 5: Solve for x
    x = 58,500,034,449,121,480/210,650,269.60
  6. Step 6: Final answer
    x = 277,711,652.40

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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.