Home / 290,421,270.70-435,631,906.05-224,664,304.30

Finding the Fourth Proportional to 290,421,270.70, 435,631,906.05 and 224,664,304.30

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Solution

The fourth proportional to 290,421,270.70, 435,631,906.05 and 224,664,304.30 is: 336,996,456.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    290,421,270.70 : 435,631,906.05 = 224,664,304.30 : x
  2. Step 2: Convert to fraction form
    290,421,270.70/435,631,906.05 = 224,664,304.30/x
  3. Step 3: Cross multiply
    290,421,270.70x = 435,631,906.05 × 224,664,304.30
  4. Step 4: Simplify right side
    290,421,270.70x = 97,870,939,103,606,224
  5. Step 5: Solve for x
    x = 97,870,939,103,606,224/290,421,270.70
  6. Step 6: Final answer
    x = 336,996,456.45

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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.