Home / 66,115,556.40-99,076,523.40-59,292,116.40

Finding the Fourth Proportional to 66,115,556.40, 99,076,523.40 and 59,292,116.40

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Solution

The fourth proportional to 66,115,556.40, 99,076,523.40 and 59,292,116.40 is: 88,851,354.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,115,556.40 : 99,076,523.40 = 59,292,116.40 : x
  2. Step 2: Convert to fraction form
    66,115,556.40/99,076,523.40 = 59,292,116.40/x
  3. Step 3: Cross multiply
    66,115,556.40x = 99,076,523.40 × 59,292,116.40
  4. Step 4: Simplify right side
    66,115,556.40x = 5,874,456,757,940,124
  5. Step 5: Solve for x
    x = 5,874,456,757,940,124/66,115,556.40
  6. Step 6: Final answer
    x = 88,851,354.78

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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.