Home / 73,630,455.48-101,610,335.46-40,589,978.76

Finding the Fourth Proportional to 73,630,455.48, 101,610,335.46 and 40,589,978.76

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Solution

The fourth proportional to 73,630,455.48, 101,610,335.46 and 40,589,978.76 is: 56,014,339.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,630,455.48 : 101,610,335.46 = 40,589,978.76 : x
  2. Step 2: Convert to fraction form
    73,630,455.48/101,610,335.46 = 40,589,978.76/x
  3. Step 3: Cross multiply
    73,630,455.48x = 101,610,335.46 × 40,589,978.76
  4. Step 4: Simplify right side
    73,630,455.48x = 4,124,361,358,117,874.50
  5. Step 5: Solve for x
    x = 4,124,361,358,117,874.50/73,630,455.48
  6. Step 6: Final answer
    x = 56,014,339.87

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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.