Home / 40,782,376,123.41-56,272,207,959.18-22,717,442,775.54

Finding the Fourth Proportional to 40,782,376,123.41, 56,272,207,959.18 and 22,717,442,775.54

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Solution

The fourth proportional to 40,782,376,123.41, 56,272,207,959.18 and 22,717,442,775.54 is: 31,345,909,328.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,782,376,123.41 : 56,272,207,959.18 = 22,717,442,775.54 : x
  2. Step 2: Convert to fraction form
    40,782,376,123.41/56,272,207,959.18 = 22,717,442,775.54/x
  3. Step 3: Cross multiply
    40,782,376,123.41x = 56,272,207,959.18 × 22,717,442,775.54
  4. Step 4: Simplify right side
    40,782,376,123.41x = 1,278,360,664,165,958,287,360
  5. Step 5: Solve for x
    x = 1,278,360,664,165,958,287,360/40,782,376,123.41
  6. Step 6: Final answer
    x = 31,345,909,328.52

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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.