Home / 152,065,909.80-228,100,730.94-100,580,080.68

Finding the Fourth Proportional to 152,065,909.80, 228,100,730.94 and 100,580,080.68

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Solution

The fourth proportional to 152,065,909.80, 228,100,730.94 and 100,580,080.68 is: 150,871,355.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,065,909.80 : 228,100,730.94 = 100,580,080.68 : x
  2. Step 2: Convert to fraction form
    152,065,909.80/228,100,730.94 = 100,580,080.68/x
  3. Step 3: Cross multiply
    152,065,909.80x = 228,100,730.94 × 100,580,080.68
  4. Step 4: Simplify right side
    152,065,909.80x = 22,942,389,921,112,172
  5. Step 5: Solve for x
    x = 22,942,389,921,112,172/152,065,909.80
  6. Step 6: Final answer
    x = 150,871,355.40

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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.