Home / 84,827,779.80-127,157,688.90-41,661,648.60

Finding the Fourth Proportional to 84,827,779.80, 127,157,688.90 and 41,661,648.60

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Solution

The fourth proportional to 84,827,779.80, 127,157,688.90 and 41,661,648.60 is: 62,451,227.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,827,779.80 : 127,157,688.90 = 41,661,648.60 : x
  2. Step 2: Convert to fraction form
    84,827,779.80/127,157,688.90 = 41,661,648.60/x
  3. Step 3: Cross multiply
    84,827,779.80x = 127,157,688.90 × 41,661,648.60
  4. Step 4: Simplify right side
    84,827,779.80x = 5,297,598,951,739,921
  5. Step 5: Solve for x
    x = 5,297,598,951,739,921/84,827,779.80
  6. Step 6: Final answer
    x = 62,451,227.23

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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.