Home / 308,570,062.50-462,826,749.78-104,099,909.22

Finding the Fourth Proportional to 308,570,062.50, 462,826,749.78 and 104,099,909.22

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Solution

The fourth proportional to 308,570,062.50, 462,826,749.78 and 104,099,909.22 is: 156,140,301.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    308,570,062.50 : 462,826,749.78 = 104,099,909.22 : x
  2. Step 2: Convert to fraction form
    308,570,062.50/462,826,749.78 = 104,099,909.22/x
  3. Step 3: Cross multiply
    308,570,062.50x = 462,826,749.78 × 104,099,909.22
  4. Step 4: Simplify right side
    308,570,062.50x = 48,180,222,636,685,648
  5. Step 5: Solve for x
    x = 48,180,222,636,685,648/308,570,062.50
  6. Step 6: Final answer
    x = 156,140,301.64

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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.