Home / 63,143,455.60-87,137,965.40-34,170,079.60

Finding the Fourth Proportional to 63,143,455.60, 87,137,965.40 and 34,170,079.60

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Solution

The fourth proportional to 63,143,455.60, 87,137,965.40 and 34,170,079.60 is: 47,154,708.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,143,455.60 : 87,137,965.40 = 34,170,079.60 : x
  2. Step 2: Convert to fraction form
    63,143,455.60/87,137,965.40 = 34,170,079.60/x
  3. Step 3: Cross multiply
    63,143,455.60x = 87,137,965.40 × 34,170,079.60
  4. Step 4: Simplify right side
    63,143,455.60x = 2,977,511,213,900,046
  5. Step 5: Solve for x
    x = 2,977,511,213,900,046/63,143,455.60
  6. Step 6: Final answer
    x = 47,154,708.05

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Why These Related Problems?

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