Home / 7,867,751,849.82-10,858,116,480.75-4,480,804,348.74

Finding the Fourth Proportional to 7,867,751,849.82, 10,858,116,480.75 and 4,480,804,348.74

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Solution

The fourth proportional to 7,867,751,849.82, 10,858,116,480.75 and 4,480,804,348.74 is: 6,183,862,490.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,867,751,849.82 : 10,858,116,480.75 = 4,480,804,348.74 : x
  2. Step 2: Convert to fraction form
    7,867,751,849.82/10,858,116,480.75 = 4,480,804,348.74/x
  3. Step 3: Cross multiply
    7,867,751,849.82x = 10,858,116,480.75 × 4,480,804,348.74
  4. Step 4: Simplify right side
    7,867,751,849.82x = 48,653,095,546,070,065,152
  5. Step 5: Solve for x
    x = 48,653,095,546,070,065,152/7,867,751,849.82
  6. Step 6: Final answer
    x = 6,183,862,490.17

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1.5x scale

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.