Home / 82,005,714.50-113,170,247.98-45,338,647.46

Finding the Fourth Proportional to 82,005,714.50, 113,170,247.98 and 45,338,647.46

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Solution

The fourth proportional to 82,005,714.50, 113,170,247.98 and 45,338,647.46 is: 62,568,639.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,005,714.50 : 113,170,247.98 = 45,338,647.46 : x
  2. Step 2: Convert to fraction form
    82,005,714.50/113,170,247.98 = 45,338,647.46/x
  3. Step 3: Cross multiply
    82,005,714.50x = 113,170,247.98 × 45,338,647.46
  4. Step 4: Simplify right side
    82,005,714.50x = 5,130,985,976,125,997
  5. Step 5: Solve for x
    x = 5,130,985,976,125,997/82,005,714.50
  6. Step 6: Final answer
    x = 62,568,639.36

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.