Home / 206,326,174.41-285,138,646.08-169,097,735.91

Finding the Fourth Proportional to 206,326,174.41, 285,138,646.08 and 169,097,735.91

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Solution

The fourth proportional to 206,326,174.41, 285,138,646.08 and 169,097,735.91 is: 233,689,688.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,326,174.41 : 285,138,646.08 = 169,097,735.91 : x
  2. Step 2: Convert to fraction form
    206,326,174.41/285,138,646.08 = 169,097,735.91/x
  3. Step 3: Cross multiply
    206,326,174.41x = 285,138,646.08 × 169,097,735.91
  4. Step 4: Simplify right side
    206,326,174.41x = 48,216,299,472,570,792
  5. Step 5: Solve for x
    x = 48,216,299,472,570,792/206,326,174.41
  6. Step 6: Final answer
    x = 233,689,688.72

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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.