Home / 65,302,655.31-97,968,154.73-19,863,268.83

Finding the Fourth Proportional to 65,302,655.31, 97,968,154.73 and 19,863,268.83

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Solution

The fourth proportional to 65,302,655.31, 97,968,154.73 and 19,863,268.83 is: 29,799,213.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,302,655.31 : 97,968,154.73 = 19,863,268.83 : x
  2. Step 2: Convert to fraction form
    65,302,655.31/97,968,154.73 = 19,863,268.83/x
  3. Step 3: Cross multiply
    65,302,655.31x = 97,968,154.73 × 19,863,268.83
  4. Step 4: Simplify right side
    65,302,655.31x = 1,945,967,794,230,684
  5. Step 5: Solve for x
    x = 1,945,967,794,230,684/65,302,655.31
  6. Step 6: Final answer
    x = 29,799,213.91

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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.