Home / 324,814,492.40-487,221,738.60-195,674,329.40

Finding the Fourth Proportional to 324,814,492.40, 487,221,738.60 and 195,674,329.40

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Solution

The fourth proportional to 324,814,492.40, 487,221,738.60 and 195,674,329.40 is: 293,511,494.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,814,492.40 : 487,221,738.60 = 195,674,329.40 : x
  2. Step 2: Convert to fraction form
    324,814,492.40/487,221,738.60 = 195,674,329.40/x
  3. Step 3: Cross multiply
    324,814,492.40x = 487,221,738.60 × 195,674,329.40
  4. Step 4: Simplify right side
    324,814,492.40x = 95,336,786,969,657,104
  5. Step 5: Solve for x
    x = 95,336,786,969,657,104/324,814,492.40
  6. Step 6: Final answer
    x = 293,511,494.10

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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.