Home / 5,112,111,205,122.40-7,054,935,222,769.80-2,830,979,365,890.40

Finding the Fourth Proportional to 5,112,111,205,122.40, 7,054,935,222,769.80 and 2,830,979,365,890.40

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Solution

The fourth proportional to 5,112,111,205,122.40, 7,054,935,222,769.80 and 2,830,979,365,890.40 is: 3,906,874,330,773.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,112,111,205,122.40 : 7,054,935,222,769.80 = 2,830,979,365,890.40 : x
  2. Step 2: Convert to fraction form
    5,112,111,205,122.40/7,054,935,222,769.80 = 2,830,979,365,890.40/x
  3. Step 3: Cross multiply
    5,112,111,205,122.40x = 7,054,935,222,769.80 × 2,830,979,365,890.40
  4. Step 4: Simplify right side
    5,112,111,205,122.40x = 19,972,376,043,354,696,607,334,400
  5. Step 5: Solve for x
    x = 19,972,376,043,354,696,607,334,400/5,112,111,205,122.40
  6. Step 6: Final answer
    x = 3,906,874,330,773.97

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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.