Home / 193,354,821.26-266,835,153.64-105,254,500.46

Finding the Fourth Proportional to 193,354,821.26, 266,835,153.64 and 105,254,500.46

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Solution

The fourth proportional to 193,354,821.26, 266,835,153.64 and 105,254,500.46 is: 145,254,204.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,354,821.26 : 266,835,153.64 = 105,254,500.46 : x
  2. Step 2: Convert to fraction form
    193,354,821.26/266,835,153.64 = 105,254,500.46/x
  3. Step 3: Cross multiply
    193,354,821.26x = 266,835,153.64 × 105,254,500.46
  4. Step 4: Simplify right side
    193,354,821.26x = 28,085,600,801,545,548
  5. Step 5: Solve for x
    x = 28,085,600,801,545,548/193,354,821.26
  6. Step 6: Final answer
    x = 145,254,204.78

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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.