Home / 865,570,009,648.66-1,193,990,340,898.30-539,843,800,676.40

Finding the Fourth Proportional to 865,570,009,648.66, 1,193,990,340,898.30 and 539,843,800,676.40

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Solution

The fourth proportional to 865,570,009,648.66, 1,193,990,340,898.30 and 539,843,800,676.40 is: 744,674,926,830.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    865,570,009,648.66 : 1,193,990,340,898.30 = 539,843,800,676.40 : x
  2. Step 2: Convert to fraction form
    865,570,009,648.66/1,193,990,340,898.30 = 539,843,800,676.40/x
  3. Step 3: Cross multiply
    865,570,009,648.66x = 1,193,990,340,898.30 × 539,843,800,676.40
  4. Step 4: Simplify right side
    865,570,009,648.66x = 644,568,283,601,448,835,481,600
  5. Step 5: Solve for x
    x = 644,568,283,601,448,835,481,600/865,570,009,648.66
  6. Step 6: Final answer
    x = 744,674,926,830.11

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Double scale
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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.