Home / 152,593,967.20-228,890,950.80-135,872,456.80

Finding the Fourth Proportional to 152,593,967.20, 228,890,950.80 and 135,872,456.80

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Solution

The fourth proportional to 152,593,967.20, 228,890,950.80 and 135,872,456.80 is: 203,808,685.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,593,967.20 : 228,890,950.80 = 135,872,456.80 : x
  2. Step 2: Convert to fraction form
    152,593,967.20/228,890,950.80 = 135,872,456.80/x
  3. Step 3: Cross multiply
    152,593,967.20x = 228,890,950.80 × 135,872,456.80
  4. Step 4: Simplify right side
    152,593,967.20x = 31,099,975,824,483,928
  5. Step 5: Solve for x
    x = 31,099,975,824,483,928/152,593,967.20
  6. Step 6: Final answer
    x = 203,808,685.20

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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.