Home / 1,913,403,691,563.40-2,639,252,924,821.80-1,227,204,521,446.50

Finding the Fourth Proportional to 1,913,403,691,563.40, 2,639,252,924,821.80 and 1,227,204,521,446.50

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Solution

The fourth proportional to 1,913,403,691,563.40, 2,639,252,924,821.80 and 1,227,204,521,446.50 is: 1,692,744,263,462.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,913,403,691,563.40 : 2,639,252,924,821.80 = 1,227,204,521,446.50 : x
  2. Step 2: Convert to fraction form
    1,913,403,691,563.40/2,639,252,924,821.80 = 1,227,204,521,446.50/x
  3. Step 3: Cross multiply
    1,913,403,691,563.40x = 2,639,252,924,821.80 × 1,227,204,521,446.50
  4. Step 4: Simplify right side
    1,913,403,691,563.40x = 3,238,903,122,582,212,007,952,384
  5. Step 5: Solve for x
    x = 3,238,903,122,582,212,007,952,384/1,913,403,691,563.40
  6. Step 6: Final answer
    x = 1,692,744,263,462.65

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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.