Home / 603,614,015.40-905,421,023.10-603,614,015.40

Finding the Fourth Proportional to 603,614,015.40, 905,421,023.10 and 603,614,015.40

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Solution

The fourth proportional to 603,614,015.40, 905,421,023.10 and 603,614,015.40 is: 905,421,023.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    603,614,015.40 : 905,421,023.10 = 603,614,015.40 : x
  2. Step 2: Convert to fraction form
    603,614,015.40/905,421,023.10 = 603,614,015.40/x
  3. Step 3: Cross multiply
    603,614,015.40x = 905,421,023.10 × 603,614,015.40
  4. Step 4: Simplify right side
    603,614,015.40x = 546,524,819,380,967,168
  5. Step 5: Solve for x
    x = 546,524,819,380,967,168/603,614,015.40
  6. Step 6: Final answer
    x = 905,421,023.10

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1.5x scale

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.