Home / 73,753,420.15-110,630,130.23-66,447,090.55

Finding the Fourth Proportional to 73,753,420.15, 110,630,130.23 and 66,447,090.55

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Solution

The fourth proportional to 73,753,420.15, 110,630,130.23 and 66,447,090.55 is: 99,670,635.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,753,420.15 : 110,630,130.23 = 66,447,090.55 : x
  2. Step 2: Convert to fraction form
    73,753,420.15/110,630,130.23 = 66,447,090.55/x
  3. Step 3: Cross multiply
    73,753,420.15x = 110,630,130.23 × 66,447,090.55
  4. Step 4: Simplify right side
    73,753,420.15x = 7,351,050,280,951,102
  5. Step 5: Solve for x
    x = 7,351,050,280,951,102/73,753,420.15
  6. Step 6: Final answer
    x = 99,670,635.83

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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.