Home / 804,409,995.74-1,206,637,635.43-222,144,243.86

Finding the Fourth Proportional to 804,409,995.74, 1,206,637,635.43 and 222,144,243.86

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Solution

The fourth proportional to 804,409,995.74, 1,206,637,635.43 and 222,144,243.86 is: 333,222,618.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,409,995.74 : 1,206,637,635.43 = 222,144,243.86 : x
  2. Step 2: Convert to fraction form
    804,409,995.74/1,206,637,635.43 = 222,144,243.86/x
  3. Step 3: Cross multiply
    804,409,995.74x = 1,206,637,635.43 × 222,144,243.86
  4. Step 4: Simplify right side
    804,409,995.74x = 268,047,605,138,921,088
  5. Step 5: Solve for x
    x = 268,047,605,138,921,088/804,409,995.74
  6. Step 6: Final answer
    x = 333,222,618.52

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.