Home / 191,200,586,573.94-263,879,946,966.06-108,821,376,509.16

Finding the Fourth Proportional to 191,200,586,573.94, 263,879,946,966.06 and 108,821,376,509.16

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Solution

The fourth proportional to 191,200,586,573.94, 263,879,946,966.06 and 108,821,376,509.16 is: 150,186,668,234.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,200,586,573.94 : 263,879,946,966.06 = 108,821,376,509.16 : x
  2. Step 2: Convert to fraction form
    191,200,586,573.94/263,879,946,966.06 = 108,821,376,509.16/x
  3. Step 3: Cross multiply
    191,200,586,573.94x = 263,879,946,966.06 × 108,821,376,509.16
  4. Step 4: Simplify right side
    191,200,586,573.94x = 28,715,779,062,010,791,067,648
  5. Step 5: Solve for x
    x = 28,715,779,062,010,791,067,648/191,200,586,573.94
  6. Step 6: Final answer
    x = 150,186,668,234.44

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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.