Home / 40,782,376,131.44-56,272,207,970.22-22,717,442,783.54

Finding the Fourth Proportional to 40,782,376,131.44, 56,272,207,970.22 and 22,717,442,783.54

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Solution

The fourth proportional to 40,782,376,131.44, 56,272,207,970.22 and 22,717,442,783.54 is: 31,345,909,339.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,782,376,131.44 : 56,272,207,970.22 = 22,717,442,783.54 : x
  2. Step 2: Convert to fraction form
    40,782,376,131.44/56,272,207,970.22 = 22,717,442,783.54/x
  3. Step 3: Cross multiply
    40,782,376,131.44x = 56,272,207,970.22 × 22,717,442,783.54
  4. Step 4: Simplify right side
    40,782,376,131.44x = 1,278,360,664,866,936,586,240
  5. Step 5: Solve for x
    x = 1,278,360,664,866,936,586,240/40,782,376,131.44
  6. Step 6: Final answer
    x = 31,345,909,339.54

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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.