Home / 1,861,956,845.64-2,793,222,246.60-634,838,319

Finding the Fourth Proportional to 1,861,956,845.64, 2,793,222,246.60 and 634,838,319

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Solution

The fourth proportional to 1,861,956,845.64, 2,793,222,246.60 and 634,838,319 is: 952,355,324.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,861,956,845.64 : 2,793,222,246.60 = 634,838,319 : x
  2. Step 2: Convert to fraction form
    1,861,956,845.64/2,793,222,246.60 = 634,838,319/x
  3. Step 3: Cross multiply
    1,861,956,845.64x = 2,793,222,246.60 × 634,838,319
  4. Step 4: Simplify right side
    1,861,956,845.64x = 1,773,244,515,624,947,456
  5. Step 5: Solve for x
    x = 1,773,244,515,624,947,456/1,861,956,845.64
  6. Step 6: Final answer
    x = 952,355,324.33

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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.