Home / 98,784,396-136,322,466.48-55,324,332

Finding the Fourth Proportional to 98,784,396, 136,322,466.48 and 55,324,332

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Solution

The fourth proportional to 98,784,396, 136,322,466.48 and 55,324,332 is: 76,347,578.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,784,396 : 136,322,466.48 = 55,324,332 : x
  2. Step 2: Convert to fraction form
    98,784,396/136,322,466.48 = 55,324,332/x
  3. Step 3: Cross multiply
    98,784,396x = 136,322,466.48 × 55,324,332
  4. Step 4: Simplify right side
    98,784,396x = 7,541,949,394,598,391
  5. Step 5: Solve for x
    x = 7,541,949,394,598,391/98,784,396
  6. Step 6: Final answer
    x = 76,347,578.16

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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.