Home / 611,828,676,978.78-844,326,199,162.86-333,737,300,721.30

Finding the Fourth Proportional to 611,828,676,978.78, 844,326,199,162.86 and 333,737,300,721.30

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Solution

The fourth proportional to 611,828,676,978.78, 844,326,199,162.86 and 333,737,300,721.30 is: 460,558,906,830.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    611,828,676,978.78 : 844,326,199,162.86 = 333,737,300,721.30 : x
  2. Step 2: Convert to fraction form
    611,828,676,978.78/844,326,199,162.86 = 333,737,300,721.30/x
  3. Step 3: Cross multiply
    611,828,676,978.78x = 844,326,199,162.86 × 333,737,300,721.30
  4. Step 4: Simplify right side
    611,828,676,978.78x = 281,783,146,636,887,619,272,704
  5. Step 5: Solve for x
    x = 281,783,146,636,887,619,272,704/611,828,676,978.78
  6. Step 6: Final answer
    x = 460,558,906,830.48

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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.