Home / 293,144,508.14-439,046,833.08-139,898,181.38

Finding the Fourth Proportional to 293,144,508.14, 439,046,833.08 and 139,898,181.38

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Solution

The fourth proportional to 293,144,508.14, 439,046,833.08 and 139,898,181.38 is: 209,527,559.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,144,508.14 : 439,046,833.08 = 139,898,181.38 : x
  2. Step 2: Convert to fraction form
    293,144,508.14/439,046,833.08 = 139,898,181.38/x
  3. Step 3: Cross multiply
    293,144,508.14x = 439,046,833.08 × 139,898,181.38
  4. Step 4: Simplify right side
    293,144,508.14x = 61,421,853,488,540,416
  5. Step 5: Solve for x
    x = 61,421,853,488,540,416/293,144,508.14
  6. Step 6: Final answer
    x = 209,527,559.90

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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.