Home / 56,099,985,787-77,420,413,963.02-31,066,988,923

Finding the Fourth Proportional to 56,099,985,787, 77,420,413,963.02 and 31,066,988,923

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Solution

The fourth proportional to 56,099,985,787, 77,420,413,963.02 and 31,066,988,923 is: 42,873,792,377.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,099,985,787 : 77,420,413,963.02 = 31,066,988,923 : x
  2. Step 2: Convert to fraction form
    56,099,985,787/77,420,413,963.02 = 31,066,988,923/x
  3. Step 3: Cross multiply
    56,099,985,787x = 77,420,413,963.02 × 31,066,988,923
  4. Step 4: Simplify right side
    56,099,985,787x = 2,405,219,143,003,217,068,032
  5. Step 5: Solve for x
    x = 2,405,219,143,003,217,068,032/56,099,985,787
  6. Step 6: Final answer
    x = 42,873,792,377.33

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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.