Home / 56,167,870,258.88-77,511,642,248.49-30,792,796,773.92

Finding the Fourth Proportional to 56,167,870,258.88, 77,511,642,248.49 and 30,792,796,773.92

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Solution

The fourth proportional to 56,167,870,258.88, 77,511,642,248.49 and 30,792,796,773.92 is: 42,494,049,291.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,167,870,258.88 : 77,511,642,248.49 = 30,792,796,773.92 : x
  2. Step 2: Convert to fraction form
    56,167,870,258.88/77,511,642,248.49 = 30,792,796,773.92/x
  3. Step 3: Cross multiply
    56,167,870,258.88x = 77,511,642,248.49 × 30,792,796,773.92
  4. Step 4: Simplify right side
    56,167,870,258.88x = 2,386,800,247,370,544,054,272
  5. Step 5: Solve for x
    x = 2,386,800,247,370,544,054,272/56,167,870,258.88
  6. Step 6: Final answer
    x = 42,494,049,291.34

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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.