Home / 230,138,633.76-317,600,969.20-132,353,567.52

Finding the Fourth Proportional to 230,138,633.76, 317,600,969.20 and 132,353,567.52

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Solution

The fourth proportional to 230,138,633.76, 317,600,969.20 and 132,353,567.52 is: 182,653,475.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,138,633.76 : 317,600,969.20 = 132,353,567.52 : x
  2. Step 2: Convert to fraction form
    230,138,633.76/317,600,969.20 = 132,353,567.52/x
  3. Step 3: Cross multiply
    230,138,633.76x = 317,600,969.20 × 132,353,567.52
  4. Step 4: Simplify right side
    230,138,633.76x = 42,035,621,321,429,640
  5. Step 5: Solve for x
    x = 42,035,621,321,429,640/230,138,633.76
  6. Step 6: Final answer
    x = 182,653,475.58

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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.