Home / 201,197,895,780.54-277,653,959,377.79-109,748,439,506.65

Finding the Fourth Proportional to 201,197,895,780.54, 277,653,959,377.79 and 109,748,439,506.65

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Solution

The fourth proportional to 201,197,895,780.54, 277,653,959,377.79 and 109,748,439,506.65 is: 151,453,317,373.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,197,895,780.54 : 277,653,959,377.79 = 109,748,439,506.65 : x
  2. Step 2: Convert to fraction form
    201,197,895,780.54/277,653,959,377.79 = 109,748,439,506.65/x
  3. Step 3: Cross multiply
    201,197,895,780.54x = 277,653,959,377.79 × 109,748,439,506.65
  4. Step 4: Simplify right side
    201,197,895,780.54x = 30,472,088,764,555,238,309,888
  5. Step 5: Solve for x
    x = 30,472,088,764,555,238,309,888/201,197,895,780.54
  6. Step 6: Final answer
    x = 151,453,317,373.62

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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.