Home / 290,059,619.70-435,089,429.55-224,302,653.30

Finding the Fourth Proportional to 290,059,619.70, 435,089,429.55 and 224,302,653.30

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Solution

The fourth proportional to 290,059,619.70, 435,089,429.55 and 224,302,653.30 is: 336,453,979.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    290,059,619.70 : 435,089,429.55 = 224,302,653.30 : x
  2. Step 2: Convert to fraction form
    290,059,619.70/435,089,429.55 = 224,302,653.30/x
  3. Step 3: Cross multiply
    290,059,619.70x = 435,089,429.55 × 224,302,653.30
  4. Step 4: Simplify right side
    290,059,619.70x = 97,591,713,470,848,432
  5. Step 5: Solve for x
    x = 97,591,713,470,848,432/290,059,619.70
  6. Step 6: Final answer
    x = 336,453,979.95

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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.