Home / 917,743,015,461.30-1,266,489,298,734.80-500,605,951,074.95

Finding the Fourth Proportional to 917,743,015,461.30, 1,266,489,298,734.80 and 500,605,951,074.95

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Solution

The fourth proportional to 917,743,015,461.30, 1,266,489,298,734.80 and 500,605,951,074.95 is: 690,838,360,236.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    917,743,015,461.30 : 1,266,489,298,734.80 = 500,605,951,074.95 : x
  2. Step 2: Convert to fraction form
    917,743,015,461.30/1,266,489,298,734.80 = 500,605,951,074.95/x
  3. Step 3: Cross multiply
    917,743,015,461.30x = 1,266,489,298,734.80 × 500,605,951,074.95
  4. Step 4: Simplify right side
    917,743,015,461.30x = 634,012,079,919,381,065,236,480
  5. Step 5: Solve for x
    x = 634,012,079,919,381,065,236,480/917,743,015,461.30
  6. Step 6: Final answer
    x = 690,838,360,236.06

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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.