Home / 43,954,130.40-65,931,195.60-30,349,240.80

Finding the Fourth Proportional to 43,954,130.40, 65,931,195.60 and 30,349,240.80

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Solution

The fourth proportional to 43,954,130.40, 65,931,195.60 and 30,349,240.80 is: 45,523,861.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,954,130.40 : 65,931,195.60 = 30,349,240.80 : x
  2. Step 2: Convert to fraction form
    43,954,130.40/65,931,195.60 = 30,349,240.80/x
  3. Step 3: Cross multiply
    43,954,130.40x = 65,931,195.60 × 30,349,240.80
  4. Step 4: Simplify right side
    43,954,130.40x = 2,000,961,731,496,300.50
  5. Step 5: Solve for x
    x = 2,000,961,731,496,300.50/43,954,130.40
  6. Step 6: Final answer
    x = 45,523,861.20

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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.