Home / 74,356,469.72-102,580,099.08-46,430,699.12

Finding the Fourth Proportional to 74,356,469.72, 102,580,099.08 and 46,430,699.12

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Solution

The fourth proportional to 74,356,469.72, 102,580,099.08 and 46,430,699.12 is: 64,054,489.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,356,469.72 : 102,580,099.08 = 46,430,699.12 : x
  2. Step 2: Convert to fraction form
    74,356,469.72/102,580,099.08 = 46,430,699.12/x
  3. Step 3: Cross multiply
    74,356,469.72x = 102,580,099.08 × 46,430,699.12
  4. Step 4: Simplify right side
    74,356,469.72x = 4,762,865,716,083,268
  5. Step 5: Solve for x
    x = 4,762,865,716,083,268/74,356,469.72
  6. Step 6: Final answer
    x = 64,054,489.60

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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.