Home / 136,741,143,767.12-188,703,886,367.52-75,774,529,356

Finding the Fourth Proportional to 136,741,143,767.12, 188,703,886,367.52 and 75,774,529,356

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Solution

The fourth proportional to 136,741,143,767.12, 188,703,886,367.52 and 75,774,529,356 is: 104,569,464,487.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,741,143,767.12 : 188,703,886,367.52 = 75,774,529,356 : x
  2. Step 2: Convert to fraction form
    136,741,143,767.12/188,703,886,367.52 = 75,774,529,356/x
  3. Step 3: Cross multiply
    136,741,143,767.12x = 188,703,886,367.52 × 75,774,529,356
  4. Step 4: Simplify right side
    136,741,143,767.12x = 14,298,948,177,146,931,052,544
  5. Step 5: Solve for x
    x = 14,298,948,177,146,931,052,544/136,741,143,767.12
  6. Step 6: Final answer
    x = 104,569,464,487.58

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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.