Home / 71,009,999.20-106,514,998.80-59,530,873.60

Finding the Fourth Proportional to 71,009,999.20, 106,514,998.80 and 59,530,873.60

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Solution

The fourth proportional to 71,009,999.20, 106,514,998.80 and 59,530,873.60 is: 89,296,310.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,009,999.20 : 106,514,998.80 = 59,530,873.60 : x
  2. Step 2: Convert to fraction form
    71,009,999.20/106,514,998.80 = 59,530,873.60/x
  3. Step 3: Cross multiply
    71,009,999.20x = 106,514,998.80 × 59,530,873.60
  4. Step 4: Simplify right side
    71,009,999.20x = 6,340,930,930,066,952
  5. Step 5: Solve for x
    x = 6,340,930,930,066,952/71,009,999.20
  6. Step 6: Final answer
    x = 89,296,310.40

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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.