Home / 56,610,873.20-84,829,218.60-42,166,175.60

Finding the Fourth Proportional to 56,610,873.20, 84,829,218.60 and 42,166,175.60

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Solution

The fourth proportional to 56,610,873.20, 84,829,218.60 and 42,166,175.60 is: 63,184,394.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,610,873.20 : 84,829,218.60 = 42,166,175.60 : x
  2. Step 2: Convert to fraction form
    56,610,873.20/84,829,218.60 = 42,166,175.60/x
  3. Step 3: Cross multiply
    56,610,873.20x = 84,829,218.60 × 42,166,175.60
  4. Step 4: Simplify right side
    56,610,873.20x = 3,576,923,727,498,386
  5. Step 5: Solve for x
    x = 3,576,923,727,498,386/56,610,873.20
  6. Step 6: Final answer
    x = 63,184,394.19

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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.