Home / 269,953,020.45-372,533,313.56-146,190,865.41

Finding the Fourth Proportional to 269,953,020.45, 372,533,313.56 and 146,190,865.41

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Solution

The fourth proportional to 269,953,020.45, 372,533,313.56 and 146,190,865.41 is: 201,742,389.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,953,020.45 : 372,533,313.56 = 146,190,865.41 : x
  2. Step 2: Convert to fraction form
    269,953,020.45/372,533,313.56 = 146,190,865.41/x
  3. Step 3: Cross multiply
    269,953,020.45x = 372,533,313.56 × 146,190,865.41
  4. Step 4: Simplify right side
    269,953,020.45x = 54,460,967,502,660,336
  5. Step 5: Solve for x
    x = 54,460,967,502,660,336/269,953,020.45
  6. Step 6: Final answer
    x = 201,742,389.89

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.