Home / 157,269,202.98-216,983,406.78-91,176,513.78

Finding the Fourth Proportional to 157,269,202.98, 216,983,406.78 and 91,176,513.78

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Solution

The fourth proportional to 157,269,202.98, 216,983,406.78 and 91,176,513.78 is: 125,795,707.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,269,202.98 : 216,983,406.78 = 91,176,513.78 : x
  2. Step 2: Convert to fraction form
    157,269,202.98/216,983,406.78 = 91,176,513.78/x
  3. Step 3: Cross multiply
    157,269,202.98x = 216,983,406.78 × 91,176,513.78
  4. Step 4: Simplify right side
    157,269,202.98x = 19,783,790,578,308,016
  5. Step 5: Solve for x
    x = 19,783,790,578,308,016/157,269,202.98
  6. Step 6: Final answer
    x = 125,795,707.00

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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.