Home / 170,713,326.40-256,070,383.26-98,402,708.32

Finding the Fourth Proportional to 170,713,326.40, 256,070,383.26 and 98,402,708.32

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Solution

The fourth proportional to 170,713,326.40, 256,070,383.26 and 98,402,708.32 is: 147,604,289.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,713,326.40 : 256,070,383.26 = 98,402,708.32 : x
  2. Step 2: Convert to fraction form
    170,713,326.40/256,070,383.26 = 98,402,708.32/x
  3. Step 3: Cross multiply
    170,713,326.40x = 256,070,383.26 × 98,402,708.32
  4. Step 4: Simplify right side
    170,713,326.40x = 25,198,019,233,324,388
  5. Step 5: Solve for x
    x = 25,198,019,233,324,388/170,713,326.40
  6. Step 6: Final answer
    x = 147,604,289.39

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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.