Home / 74,066,486,216-102,211,790,791.20-40,691,306,972.48

Finding the Fourth Proportional to 74,066,486,216, 102,211,790,791.20 and 40,691,306,972.48

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Solution

The fourth proportional to 74,066,486,216, 102,211,790,791.20 and 40,691,306,972.48 is: 56,154,025,494.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,066,486,216 : 102,211,790,791.20 = 40,691,306,972.48 : x
  2. Step 2: Convert to fraction form
    74,066,486,216/102,211,790,791.20 = 40,691,306,972.48/x
  3. Step 3: Cross multiply
    74,066,486,216x = 102,211,790,791.20 × 40,691,306,972.48
  4. Step 4: Simplify right side
    74,066,486,216x = 4,159,131,355,291,623,882,752
  5. Step 5: Solve for x
    x = 4,159,131,355,291,623,882,752/74,066,486,216
  6. Step 6: Final answer
    x = 56,154,025,494.91

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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.