Home / 435,474,014.40-653,211,021.60-358,883,524.80

Finding the Fourth Proportional to 435,474,014.40, 653,211,021.60 and 358,883,524.80

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Solution

The fourth proportional to 435,474,014.40, 653,211,021.60 and 358,883,524.80 is: 538,325,287.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    435,474,014.40 : 653,211,021.60 = 358,883,524.80 : x
  2. Step 2: Convert to fraction form
    435,474,014.40/653,211,021.60 = 358,883,524.80/x
  3. Step 3: Cross multiply
    435,474,014.40x = 653,211,021.60 × 358,883,524.80
  4. Step 4: Simplify right side
    435,474,014.40x = 234,426,673,870,016,960
  5. Step 5: Solve for x
    x = 234,426,673,870,016,960/435,474,014.40
  6. Step 6: Final answer
    x = 538,325,287.20

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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.