Home / 108,007,652.48-149,034,526.54-65,599,143.33

Finding the Fourth Proportional to 108,007,652.48, 149,034,526.54 and 65,599,143.33

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Solution

The fourth proportional to 108,007,652.48, 149,034,526.54 and 65,599,143.33 is: 90,517,079.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,007,652.48 : 149,034,526.54 = 65,599,143.33 : x
  2. Step 2: Convert to fraction form
    108,007,652.48/149,034,526.54 = 65,599,143.33/x
  3. Step 3: Cross multiply
    108,007,652.48x = 149,034,526.54 × 65,599,143.33
  4. Step 4: Simplify right side
    108,007,652.48x = 9,776,537,267,660,740
  5. Step 5: Solve for x
    x = 9,776,537,267,660,740/108,007,652.48
  6. Step 6: Final answer
    x = 90,517,079.51

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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.