Home / 255,059,405,566.93-351,979,887,902.97-139,316,239,013.87

Finding the Fourth Proportional to 255,059,405,566.93, 351,979,887,902.97 and 139,316,239,013.87

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Solution

The fourth proportional to 255,059,405,566.93, 351,979,887,902.97 and 139,316,239,013.87 is: 192,255,267,286.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,059,405,566.93 : 351,979,887,902.97 = 139,316,239,013.87 : x
  2. Step 2: Convert to fraction form
    255,059,405,566.93/351,979,887,902.97 = 139,316,239,013.87/x
  3. Step 3: Cross multiply
    255,059,405,566.93x = 351,979,887,902.97 × 139,316,239,013.87
  4. Step 4: Simplify right side
    255,059,405,566.93x = 49,036,514,191,165,332,914,176
  5. Step 5: Solve for x
    x = 49,036,514,191,165,332,914,176/255,059,405,566.93
  6. Step 6: Final answer
    x = 192,255,267,286.34

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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.