Home / 1,029,875,112.80-1,545,499,556.16-374,825,956.64

Finding the Fourth Proportional to 1,029,875,112.80, 1,545,499,556.16 and 374,825,956.64

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Solution

The fourth proportional to 1,029,875,112.80, 1,545,499,556.16 and 374,825,956.64 is: 562,488,929.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,029,875,112.80 : 1,545,499,556.16 = 374,825,956.64 : x
  2. Step 2: Convert to fraction form
    1,029,875,112.80/1,545,499,556.16 = 374,825,956.64/x
  3. Step 3: Cross multiply
    1,029,875,112.80x = 1,545,499,556.16 × 374,825,956.64
  4. Step 4: Simplify right side
    1,029,875,112.80x = 579,293,349,624,367,360
  5. Step 5: Solve for x
    x = 579,293,349,624,367,360/1,029,875,112.80
  6. Step 6: Final answer
    x = 562,488,929.41

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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.