Home / 322,570,877.40-483,856,316.10-289,314,480.60

Finding the Fourth Proportional to 322,570,877.40, 483,856,316.10 and 289,314,480.60

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Solution

The fourth proportional to 322,570,877.40, 483,856,316.10 and 289,314,480.60 is: 433,971,720.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,570,877.40 : 483,856,316.10 = 289,314,480.60 : x
  2. Step 2: Convert to fraction form
    322,570,877.40/483,856,316.10 = 289,314,480.60/x
  3. Step 3: Cross multiply
    322,570,877.40x = 483,856,316.10 × 289,314,480.60
  4. Step 4: Simplify right side
    322,570,877.40x = 139,986,638,777,500,944
  5. Step 5: Solve for x
    x = 139,986,638,777,500,944/322,570,877.40
  6. Step 6: Final answer
    x = 433,971,720.90

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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.