Home / 59,389,979.20-89,084,968.80-52,209,620.80

Finding the Fourth Proportional to 59,389,979.20, 89,084,968.80 and 52,209,620.80

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Solution

The fourth proportional to 59,389,979.20, 89,084,968.80 and 52,209,620.80 is: 78,314,431.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,389,979.20 : 89,084,968.80 = 52,209,620.80 : x
  2. Step 2: Convert to fraction form
    59,389,979.20/89,084,968.80 = 52,209,620.80/x
  3. Step 3: Cross multiply
    59,389,979.20x = 89,084,968.80 × 52,209,620.80
  4. Step 4: Simplify right side
    59,389,979.20x = 4,651,092,440,027,831
  5. Step 5: Solve for x
    x = 4,651,092,440,027,831/59,389,979.20
  6. Step 6: Final answer
    x = 78,314,431.20

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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.