Home / 74,560,899.68-102,841,038.48-49,768,586.48

Finding the Fourth Proportional to 74,560,899.68, 102,841,038.48 and 49,768,586.48

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Solution

The fourth proportional to 74,560,899.68, 102,841,038.48 and 49,768,586.48 is: 68,645,270.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,560,899.68 : 102,841,038.48 = 49,768,586.48 : x
  2. Step 2: Convert to fraction form
    74,560,899.68/102,841,038.48 = 49,768,586.48/x
  3. Step 3: Cross multiply
    74,560,899.68x = 102,841,038.48 × 49,768,586.48
  4. Step 4: Simplify right side
    74,560,899.68x = 5,118,253,117,284,888
  5. Step 5: Solve for x
    x = 5,118,253,117,284,888/74,560,899.68
  6. Step 6: Final answer
    x = 68,645,270.37

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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.