Home / 322,571,014.90-483,856,522.35-289,314,618.10

Finding the Fourth Proportional to 322,571,014.90, 483,856,522.35 and 289,314,618.10

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Solution

The fourth proportional to 322,571,014.90, 483,856,522.35 and 289,314,618.10 is: 433,971,927.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,571,014.90 : 483,856,522.35 = 289,314,618.10 : x
  2. Step 2: Convert to fraction form
    322,571,014.90/483,856,522.35 = 289,314,618.10/x
  3. Step 3: Cross multiply
    322,571,014.90x = 483,856,522.35 × 289,314,618.10
  4. Step 4: Simplify right side
    322,571,014.90x = 139,986,764,978,884,384
  5. Step 5: Solve for x
    x = 139,986,764,978,884,384/322,571,014.90
  6. Step 6: Final answer
    x = 433,971,927.15

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1.5x scale

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.