Home / 344,880,546.80-517,519,885.80-129,491,567.60

Finding the Fourth Proportional to 344,880,546.80, 517,519,885.80 and 129,491,567.60

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Solution

The fourth proportional to 344,880,546.80, 517,519,885.80 and 129,491,567.60 is: 194,312,094.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,880,546.80 : 517,519,885.80 = 129,491,567.60 : x
  2. Step 2: Convert to fraction form
    344,880,546.80/517,519,885.80 = 129,491,567.60/x
  3. Step 3: Cross multiply
    344,880,546.80x = 517,519,885.80 × 129,491,567.60
  4. Step 4: Simplify right side
    344,880,546.80x = 67,014,461,276,414,976
  5. Step 5: Solve for x
    x = 67,014,461,276,414,976/344,880,546.80
  6. Step 6: Final answer
    x = 194,312,094.14

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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.