Home / 869,033,703.24-1,199,289,239.61-472,579,879.86

Finding the Fourth Proportional to 869,033,703.24, 1,199,289,239.61 and 472,579,879.86

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Solution

The fourth proportional to 869,033,703.24, 1,199,289,239.61 and 472,579,879.86 is: 652,172,594.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    869,033,703.24 : 1,199,289,239.61 = 472,579,879.86 : x
  2. Step 2: Convert to fraction form
    869,033,703.24/1,199,289,239.61 = 472,579,879.86/x
  3. Step 3: Cross multiply
    869,033,703.24x = 1,199,289,239.61 × 472,579,879.86
  4. Step 4: Simplify right side
    869,033,703.24x = 566,759,964,772,284,544
  5. Step 5: Solve for x
    x = 566,759,964,772,284,544/869,033,703.24
  6. Step 6: Final answer
    x = 652,172,594.30

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Double scale
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1.5x scale

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.