Home / 201,576,285.81-278,031,922.63-134,561,501.90

Finding the Fourth Proportional to 201,576,285.81, 278,031,922.63 and 134,561,501.90

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Solution

The fourth proportional to 201,576,285.81, 278,031,922.63 and 134,561,501.90 is: 185,599,178.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,576,285.81 : 278,031,922.63 = 134,561,501.90 : x
  2. Step 2: Convert to fraction form
    201,576,285.81/278,031,922.63 = 134,561,501.90/x
  3. Step 3: Cross multiply
    201,576,285.81x = 278,031,922.63 × 134,561,501.90
  4. Step 4: Simplify right side
    201,576,285.81x = 37,412,393,085,237,400
  5. Step 5: Solve for x
    x = 37,412,393,085,237,400/201,576,285.81
  6. Step 6: Final answer
    x = 185,599,178.67

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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.