Home / 1,455,448,650.30-2,183,172,975.45-680,607,672.30

Finding the Fourth Proportional to 1,455,448,650.30, 2,183,172,975.45 and 680,607,672.30

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Solution

The fourth proportional to 1,455,448,650.30, 2,183,172,975.45 and 680,607,672.30 is: 1,020,911,508.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,455,448,650.30 : 2,183,172,975.45 = 680,607,672.30 : x
  2. Step 2: Convert to fraction form
    1,455,448,650.30/2,183,172,975.45 = 680,607,672.30/x
  3. Step 3: Cross multiply
    1,455,448,650.30x = 2,183,172,975.45 × 680,607,672.30
  4. Step 4: Simplify right side
    1,455,448,650.30x = 1,485,884,277,049,289,216
  5. Step 5: Solve for x
    x = 1,485,884,277,049,289,216/1,455,448,650.30
  6. Step 6: Final answer
    x = 1,020,911,508.45

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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.