Home / 233,956,872.69-322,870,574.16-129,534,945.45

Finding the Fourth Proportional to 233,956,872.69, 322,870,574.16 and 129,534,945.45

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Solution

The fourth proportional to 233,956,872.69, 322,870,574.16 and 129,534,945.45 is: 178,763,811.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,956,872.69 : 322,870,574.16 = 129,534,945.45 : x
  2. Step 2: Convert to fraction form
    233,956,872.69/322,870,574.16 = 129,534,945.45/x
  3. Step 3: Cross multiply
    233,956,872.69x = 322,870,574.16 × 129,534,945.45
  4. Step 4: Simplify right side
    233,956,872.69x = 41,823,022,211,225,784
  5. Step 5: Solve for x
    x = 41,823,022,211,225,784/233,956,872.69
  6. Step 6: Final answer
    x = 178,763,811.17

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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.