Home / 1,767,728,821.78-2,652,043,628.92-524,204,711.47

Finding the Fourth Proportional to 1,767,728,821.78, 2,652,043,628.92 and 524,204,711.47

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Solution

The fourth proportional to 1,767,728,821.78, 2,652,043,628.92 and 524,204,711.47 is: 786,440,628.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,767,728,821.78 : 2,652,043,628.92 = 524,204,711.47 : x
  2. Step 2: Convert to fraction form
    1,767,728,821.78/2,652,043,628.92 = 524,204,711.47/x
  3. Step 3: Cross multiply
    1,767,728,821.78x = 2,652,043,628.92 × 524,204,711.47
  4. Step 4: Simplify right side
    1,767,728,821.78x = 1,390,213,765,306,808,576
  5. Step 5: Solve for x
    x = 1,390,213,765,306,808,576/1,767,728,821.78
  6. Step 6: Final answer
    x = 786,440,628.32

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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.