Home / 56,714,518.80-85,174,421.40-49,660,131.60

Finding the Fourth Proportional to 56,714,518.80, 85,174,421.40 and 49,660,131.60

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Solution

The fourth proportional to 56,714,518.80, 85,174,421.40 and 49,660,131.60 is: 74,580,073.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,714,518.80 : 85,174,421.40 = 49,660,131.60 : x
  2. Step 2: Convert to fraction form
    56,714,518.80/85,174,421.40 = 49,660,131.60/x
  3. Step 3: Cross multiply
    56,714,518.80x = 85,174,421.40 × 49,660,131.60
  4. Step 4: Simplify right side
    56,714,518.80x = 4,229,772,975,677,856.50
  5. Step 5: Solve for x
    x = 4,229,772,975,677,856.50/56,714,518.80
  6. Step 6: Final answer
    x = 74,580,073.41

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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.