Home / 449,590,521.92-674,432,037.52-169,707,186.54

Finding the Fourth Proportional to 449,590,521.92, 674,432,037.52 and 169,707,186.54

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Solution

The fourth proportional to 449,590,521.92, 674,432,037.52 and 169,707,186.54 is: 254,578,239.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    449,590,521.92 : 674,432,037.52 = 169,707,186.54 : x
  2. Step 2: Convert to fraction form
    449,590,521.92/674,432,037.52 = 169,707,186.54/x
  3. Step 3: Cross multiply
    449,590,521.92x = 674,432,037.52 × 169,707,186.54
  4. Step 4: Simplify right side
    449,590,521.92x = 114,455,963,599,534,656
  5. Step 5: Solve for x
    x = 114,455,963,599,534,656/449,590,521.92
  6. Step 6: Final answer
    x = 254,578,239.58

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.