Home / 917,743,015,463.70-1,266,489,298,738.10-500,605,951,077.48

Finding the Fourth Proportional to 917,743,015,463.70, 1,266,489,298,738.10 and 500,605,951,077.48

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Solution

The fourth proportional to 917,743,015,463.70, 1,266,489,298,738.10 and 500,605,951,077.48 is: 690,838,360,239.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    917,743,015,463.70 : 1,266,489,298,738.10 = 500,605,951,077.48 : x
  2. Step 2: Convert to fraction form
    917,743,015,463.70/1,266,489,298,738.10 = 500,605,951,077.48/x
  3. Step 3: Cross multiply
    917,743,015,463.70x = 1,266,489,298,738.10 × 500,605,951,077.48
  4. Step 4: Simplify right side
    917,743,015,463.70x = 634,012,079,924,237,331,070,976
  5. Step 5: Solve for x
    x = 634,012,079,924,237,331,070,976/917,743,015,463.70
  6. Step 6: Final answer
    x = 690,838,360,239.54

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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.