Home / 159,682,256.70-239,075,487.45-155,203,280.70

Finding the Fourth Proportional to 159,682,256.70, 239,075,487.45 and 155,203,280.70

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Solution

The fourth proportional to 159,682,256.70, 239,075,487.45 and 155,203,280.70 is: 232,369,586.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,682,256.70 : 239,075,487.45 = 155,203,280.70 : x
  2. Step 2: Convert to fraction form
    159,682,256.70/239,075,487.45 = 155,203,280.70/x
  3. Step 3: Cross multiply
    159,682,256.70x = 239,075,487.45 × 155,203,280.70
  4. Step 4: Simplify right side
    159,682,256.70x = 37,105,299,987,191,672
  5. Step 5: Solve for x
    x = 37,105,299,987,191,672/159,682,256.70
  6. Step 6: Final answer
    x = 232,369,586.67

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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.