Home / 370,870,645.28-511,775,886.82-205,845,224

Finding the Fourth Proportional to 370,870,645.28, 511,775,886.82 and 205,845,224

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Solution

The fourth proportional to 370,870,645.28, 511,775,886.82 and 205,845,224 is: 284,052,198.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,870,645.28 : 511,775,886.82 = 205,845,224 : x
  2. Step 2: Convert to fraction form
    370,870,645.28/511,775,886.82 = 205,845,224/x
  3. Step 3: Cross multiply
    370,870,645.28x = 511,775,886.82 × 205,845,224
  4. Step 4: Simplify right side
    370,870,645.28x = 105,346,622,060,261,552
  5. Step 5: Solve for x
    x = 105,346,622,060,261,552/370,870,645.28
  6. Step 6: Final answer
    x = 284,052,198.26

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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.