Home / 74,327,784.26-102,531,013.38-69,066,979.67

Finding the Fourth Proportional to 74,327,784.26, 102,531,013.38 and 69,066,979.67

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Solution

The fourth proportional to 74,327,784.26, 102,531,013.38 and 69,066,979.67 is: 95,274,028.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,327,784.26 : 102,531,013.38 = 69,066,979.67 : x
  2. Step 2: Convert to fraction form
    74,327,784.26/102,531,013.38 = 69,066,979.67/x
  3. Step 3: Cross multiply
    74,327,784.26x = 102,531,013.38 × 69,066,979.67
  4. Step 4: Simplify right side
    74,327,784.26x = 7,081,507,416,148,303
  5. Step 5: Solve for x
    x = 7,081,507,416,148,303/74,327,784.26
  6. Step 6: Final answer
    x = 95,274,028.24

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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.