Home / 250,802,834.12-346,108,712.94-139,293,654.74

Finding the Fourth Proportional to 250,802,834.12, 346,108,712.94 and 139,293,654.74

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Solution

The fourth proportional to 250,802,834.12, 346,108,712.94 and 139,293,654.74 is: 192,225,688.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,802,834.12 : 346,108,712.94 = 139,293,654.74 : x
  2. Step 2: Convert to fraction form
    250,802,834.12/346,108,712.94 = 139,293,654.74/x
  3. Step 3: Cross multiply
    250,802,834.12x = 346,108,712.94 × 139,293,654.74
  4. Step 4: Simplify right side
    250,802,834.12x = 48,210,747,561,815,144
  5. Step 5: Solve for x
    x = 48,210,747,561,815,144/250,802,834.12
  6. Step 6: Final answer
    x = 192,225,688.88

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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.