Home / 998,124,775.66-1,377,319,753.46-552,078,539.20

Finding the Fourth Proportional to 998,124,775.66, 1,377,319,753.46 and 552,078,539.20

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Solution

The fourth proportional to 998,124,775.66, 1,377,319,753.46 and 552,078,539.20 is: 761,817,255.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    998,124,775.66 : 1,377,319,753.46 = 552,078,539.20 : x
  2. Step 2: Convert to fraction form
    998,124,775.66/1,377,319,753.46 = 552,078,539.20/x
  3. Step 3: Cross multiply
    998,124,775.66x = 1,377,319,753.46 × 552,078,539.20
  4. Step 4: Simplify right side
    998,124,775.66x = 760,388,677,501,501,056
  5. Step 5: Solve for x
    x = 760,388,677,501,501,056/998,124,775.66
  6. Step 6: Final answer
    x = 761,817,255.76

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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.