Home / 49,446,220.40-74,200,823.40-28,975,900.40

Finding the Fourth Proportional to 49,446,220.40, 74,200,823.40 and 28,975,900.40

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Solution

The fourth proportional to 49,446,220.40, 74,200,823.40 and 28,975,900.40 is: 43,482,305.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,446,220.40 : 74,200,823.40 = 28,975,900.40 : x
  2. Step 2: Convert to fraction form
    49,446,220.40/74,200,823.40 = 28,975,900.40/x
  3. Step 3: Cross multiply
    49,446,220.40x = 74,200,823.40 × 28,975,900.40
  4. Step 4: Simplify right side
    49,446,220.40x = 2,150,035,668,436,389.50
  5. Step 5: Solve for x
    x = 2,150,035,668,436,389.50/49,446,220.40
  6. Step 6: Final answer
    x = 43,482,305.65

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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.