Home / 93,470,277.86-140,080,089.03-72,745,739.62

Finding the Fourth Proportional to 93,470,277.86, 140,080,089.03 and 72,745,739.62

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Solution

The fourth proportional to 93,470,277.86, 140,080,089.03 and 72,745,739.62 is: 109,021,069.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,470,277.86 : 140,080,089.03 = 72,745,739.62 : x
  2. Step 2: Convert to fraction form
    93,470,277.86/140,080,089.03 = 72,745,739.62/x
  3. Step 3: Cross multiply
    93,470,277.86x = 140,080,089.03 × 72,745,739.62
  4. Step 4: Simplify right side
    93,470,277.86x = 10,190,229,682,308,634
  5. Step 5: Solve for x
    x = 10,190,229,682,308,634/93,470,277.86
  6. Step 6: Final answer
    x = 109,021,069.75

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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.