Home / 140,897,536.24-211,413,095.88-68,073,499.12

Finding the Fourth Proportional to 140,897,536.24, 211,413,095.88 and 68,073,499.12

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Solution

The fourth proportional to 140,897,536.24, 211,413,095.88 and 68,073,499.12 is: 102,142,518.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,897,536.24 : 211,413,095.88 = 68,073,499.12 : x
  2. Step 2: Convert to fraction form
    140,897,536.24/211,413,095.88 = 68,073,499.12/x
  3. Step 3: Cross multiply
    140,897,536.24x = 211,413,095.88 × 68,073,499.12
  4. Step 4: Simplify right side
    140,897,536.24x = 14,391,629,196,343,656
  5. Step 5: Solve for x
    x = 14,391,629,196,343,656/140,897,536.24
  6. Step 6: Final answer
    x = 102,142,518.46

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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.