Home / 290,426,576.70-435,639,865.05-224,669,610.30

Finding the Fourth Proportional to 290,426,576.70, 435,639,865.05 and 224,669,610.30

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Solution

The fourth proportional to 290,426,576.70, 435,639,865.05 and 224,669,610.30 is: 337,004,415.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    290,426,576.70 : 435,639,865.05 = 224,669,610.30 : x
  2. Step 2: Convert to fraction form
    290,426,576.70/435,639,865.05 = 224,669,610.30/x
  3. Step 3: Cross multiply
    290,426,576.70x = 435,639,865.05 × 224,669,610.30
  4. Step 4: Simplify right side
    290,426,576.70x = 97,875,038,711,928,096
  5. Step 5: Solve for x
    x = 97,875,038,711,928,096/290,426,576.70
  6. Step 6: Final answer
    x = 337,004,415.45

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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.