Home / 152,590,441.20-228,885,661.80-135,868,930.80

Finding the Fourth Proportional to 152,590,441.20, 228,885,661.80 and 135,868,930.80

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Solution

The fourth proportional to 152,590,441.20, 228,885,661.80 and 135,868,930.80 is: 203,803,396.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,590,441.20 : 228,885,661.80 = 135,868,930.80 : x
  2. Step 2: Convert to fraction form
    152,590,441.20/228,885,661.80 = 135,868,930.80/x
  3. Step 3: Cross multiply
    152,590,441.20x = 228,885,661.80 × 135,868,930.80
  4. Step 4: Simplify right side
    152,590,441.20x = 31,098,450,144,216,408
  5. Step 5: Solve for x
    x = 31,098,450,144,216,408/152,590,441.20
  6. Step 6: Final answer
    x = 203,803,396.20

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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.