Home / 239,411,513.30-330,391,555.29-140,268,537.54

Finding the Fourth Proportional to 239,411,513.30, 330,391,555.29 and 140,268,537.54

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Solution

The fourth proportional to 239,411,513.30, 330,391,555.29 and 140,268,537.54 is: 193,572,730.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,411,513.30 : 330,391,555.29 = 140,268,537.54 : x
  2. Step 2: Convert to fraction form
    239,411,513.30/330,391,555.29 = 140,268,537.54/x
  3. Step 3: Cross multiply
    239,411,513.30x = 330,391,555.29 × 140,268,537.54
  4. Step 4: Simplify right side
    239,411,513.30x = 46,343,540,276,094,352
  5. Step 5: Solve for x
    x = 46,343,540,276,094,352/239,411,513.30
  6. Step 6: Final answer
    x = 193,572,730.23

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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.