Home / 255,089,306.70-382,633,960.05-82,583,558.10

Finding the Fourth Proportional to 255,089,306.70, 382,633,960.05 and 82,583,558.10

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Solution

The fourth proportional to 255,089,306.70, 382,633,960.05 and 82,583,558.10 is: 123,875,337.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,089,306.70 : 382,633,960.05 = 82,583,558.10 : x
  2. Step 2: Convert to fraction form
    255,089,306.70/382,633,960.05 = 82,583,558.10/x
  3. Step 3: Cross multiply
    255,089,306.70x = 382,633,960.05 × 82,583,558.10
  4. Step 4: Simplify right side
    255,089,306.70x = 31,599,273,870,822,252
  5. Step 5: Solve for x
    x = 31,599,273,870,822,252/255,089,306.70
  6. Step 6: Final answer
    x = 123,875,337.15

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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.