Home / 148,410,778-222,631,421.32-51,366,327.16

Finding the Fourth Proportional to 148,410,778, 222,631,421.32 and 51,366,327.16

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Solution

The fourth proportional to 148,410,778, 222,631,421.32 and 51,366,327.16 is: 77,054,770.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,410,778 : 222,631,421.32 = 51,366,327.16 : x
  2. Step 2: Convert to fraction form
    148,410,778/222,631,421.32 = 51,366,327.16/x
  3. Step 3: Cross multiply
    148,410,778x = 222,631,421.32 × 51,366,327.16
  4. Step 4: Simplify right side
    148,410,778x = 11,435,758,423,618,918
  5. Step 5: Solve for x
    x = 11,435,758,423,618,918/148,410,778
  6. Step 6: Final answer
    x = 77,054,770.40

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.