Home / 201,393,687,021.58-277,924,416,945.34-114,586,254,644.13

Finding the Fourth Proportional to 201,393,687,021.58, 277,924,416,945.34 and 114,586,254,644.13

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Solution

The fourth proportional to 201,393,687,021.58, 277,924,416,945.34 and 114,586,254,644.13 is: 158,129,673,689.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,393,687,021.58 : 277,924,416,945.34 = 114,586,254,644.13 : x
  2. Step 2: Convert to fraction form
    201,393,687,021.58/277,924,416,945.34 = 114,586,254,644.13/x
  3. Step 3: Cross multiply
    201,393,687,021.58x = 277,924,416,945.34 × 114,586,254,644.13
  4. Step 4: Simplify right side
    201,393,687,021.58x = 31,846,318,011,920,091,709,440
  5. Step 5: Solve for x
    x = 31,846,318,011,920,091,709,440/201,393,687,021.58
  6. Step 6: Final answer
    x = 158,129,673,689.86

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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.