Home / 917,743,015,454.49-1,266,489,298,725.30-500,605,951,068.18

Finding the Fourth Proportional to 917,743,015,454.49, 1,266,489,298,725.30 and 500,605,951,068.18

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Solution

The fourth proportional to 917,743,015,454.49, 1,266,489,298,725.30 and 500,605,951,068.18 is: 690,838,360,226.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    917,743,015,454.49 : 1,266,489,298,725.30 = 500,605,951,068.18 : x
  2. Step 2: Convert to fraction form
    917,743,015,454.49/1,266,489,298,725.30 = 500,605,951,068.18/x
  3. Step 3: Cross multiply
    917,743,015,454.49x = 1,266,489,298,725.30 × 500,605,951,068.18
  4. Step 4: Simplify right side
    917,743,015,454.49x = 634,012,079,906,051,097,362,432
  5. Step 5: Solve for x
    x = 634,012,079,906,051,097,362,432/917,743,015,454.49
  6. Step 6: Final answer
    x = 690,838,360,226.66

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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.