Home / 756,717,285.88-1,044,269,392.62-409,036,773.88

Finding the Fourth Proportional to 756,717,285.88, 1,044,269,392.62 and 409,036,773.88

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Solution

The fourth proportional to 756,717,285.88, 1,044,269,392.62 and 409,036,773.88 is: 564,470,498.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,717,285.88 : 1,044,269,392.62 = 409,036,773.88 : x
  2. Step 2: Convert to fraction form
    756,717,285.88/1,044,269,392.62 = 409,036,773.88/x
  3. Step 3: Cross multiply
    756,717,285.88x = 1,044,269,392.62 × 409,036,773.88
  4. Step 4: Simplify right side
    756,717,285.88x = 427,144,583,418,911,872
  5. Step 5: Solve for x
    x = 427,144,583,418,911,872/756,717,285.88
  6. Step 6: Final answer
    x = 564,470,498.28

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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.