Home / 544,678,409.88-751,625,582.58-309,786,211.80

Finding the Fourth Proportional to 544,678,409.88, 751,625,582.58 and 309,786,211.80

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Solution

The fourth proportional to 544,678,409.88, 751,625,582.58 and 309,786,211.80 is: 427,487,555.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,678,409.88 : 751,625,582.58 = 309,786,211.80 : x
  2. Step 2: Convert to fraction form
    544,678,409.88/751,625,582.58 = 309,786,211.80/x
  3. Step 3: Cross multiply
    544,678,409.88x = 751,625,582.58 × 309,786,211.80
  4. Step 4: Simplify right side
    544,678,409.88x = 232,843,241,919,426,304
  5. Step 5: Solve for x
    x = 232,843,241,919,426,304/544,678,409.88
  6. Step 6: Final answer
    x = 427,487,555.40

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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.