Home / 1,691,274,443.86-2,334,011,808.28-976,796,724.37

Finding the Fourth Proportional to 1,691,274,443.86, 2,334,011,808.28 and 976,796,724.37

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Solution

The fourth proportional to 1,691,274,443.86, 2,334,011,808.28 and 976,796,724.37 is: 1,348,010,133.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,691,274,443.86 : 2,334,011,808.28 = 976,796,724.37 : x
  2. Step 2: Convert to fraction form
    1,691,274,443.86/2,334,011,808.28 = 976,796,724.37/x
  3. Step 3: Cross multiply
    1,691,274,443.86x = 2,334,011,808.28 × 976,796,724.37
  4. Step 4: Simplify right side
    1,691,274,443.86x = 2,279,855,088,968,804,608
  5. Step 5: Solve for x
    x = 2,279,855,088,968,804,608/1,691,274,443.86
  6. Step 6: Final answer
    x = 1,348,010,133.57

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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.