Home / 998,124,579.52-1,377,319,483.54-552,078,342.66

Finding the Fourth Proportional to 998,124,579.52, 1,377,319,483.54 and 552,078,342.66

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Solution

The fourth proportional to 998,124,579.52, 1,377,319,483.54 and 552,078,342.66 is: 761,816,984.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    998,124,579.52 : 1,377,319,483.54 = 552,078,342.66 : x
  2. Step 2: Convert to fraction form
    998,124,579.52/1,377,319,483.54 = 552,078,342.66/x
  3. Step 3: Cross multiply
    998,124,579.52x = 1,377,319,483.54 × 552,078,342.66
  4. Step 4: Simplify right side
    998,124,579.52x = 760,388,257,784,149,760
  5. Step 5: Solve for x
    x = 760,388,257,784,149,760/998,124,579.52
  6. Step 6: Final answer
    x = 761,816,984.96

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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.