Home / 426,546,384.20-588,636,186.89-238,377,818.64

Finding the Fourth Proportional to 426,546,384.20, 588,636,186.89 and 238,377,818.64

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Solution

The fourth proportional to 426,546,384.20, 588,636,186.89 and 238,377,818.64 is: 328,962,606.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    426,546,384.20 : 588,636,186.89 = 238,377,818.64 : x
  2. Step 2: Convert to fraction form
    426,546,384.20/588,636,186.89 = 238,377,818.64/x
  3. Step 3: Cross multiply
    426,546,384.20x = 588,636,186.89 × 238,377,818.64
  4. Step 4: Simplify right side
    426,546,384.20x = 140,317,810,204,001,504
  5. Step 5: Solve for x
    x = 140,317,810,204,001,504/426,546,384.20
  6. Step 6: Final answer
    x = 328,962,606.18

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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.