Home / 624,030,530.60-936,045,795.90-442,632,002.60

Finding the Fourth Proportional to 624,030,530.60, 936,045,795.90 and 442,632,002.60

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Solution

The fourth proportional to 624,030,530.60, 936,045,795.90 and 442,632,002.60 is: 663,948,003.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    624,030,530.60 : 936,045,795.90 = 442,632,002.60 : x
  2. Step 2: Convert to fraction form
    624,030,530.60/936,045,795.90 = 442,632,002.60/x
  3. Step 3: Cross multiply
    624,030,530.60x = 936,045,795.90 × 442,632,002.60
  4. Step 4: Simplify right side
    624,030,530.60x = 414,323,825,164,527,872
  5. Step 5: Solve for x
    x = 414,323,825,164,527,872/624,030,530.60
  6. Step 6: Final answer
    x = 663,948,003.90

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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.