Home / 239,841,130.82-330,983,042.38-140,723,564.58

Finding the Fourth Proportional to 239,841,130.82, 330,983,042.38 and 140,723,564.58

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Solution

The fourth proportional to 239,841,130.82, 330,983,042.38 and 140,723,564.58 is: 194,199,857.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,841,130.82 : 330,983,042.38 = 140,723,564.58 : x
  2. Step 2: Convert to fraction form
    239,841,130.82/330,983,042.38 = 140,723,564.58/x
  3. Step 3: Cross multiply
    239,841,130.82x = 330,983,042.38 × 140,723,564.58
  4. Step 4: Simplify right side
    239,841,130.82x = 46,577,113,539,246,808
  5. Step 5: Solve for x
    x = 46,577,113,539,246,808/239,841,130.82
  6. Step 6: Final answer
    x = 194,199,857.96

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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.