Home / 968,996,290,419.40-1,453,494,435,629.10-651,621,425,830.60

Finding the Fourth Proportional to 968,996,290,419.40, 1,453,494,435,629.10 and 651,621,425,830.60

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Solution

The fourth proportional to 968,996,290,419.40, 1,453,494,435,629.10 and 651,621,425,830.60 is: 977,432,138,745.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    968,996,290,419.40 : 1,453,494,435,629.10 = 651,621,425,830.60 : x
  2. Step 2: Convert to fraction form
    968,996,290,419.40/1,453,494,435,629.10 = 651,621,425,830.60/x
  3. Step 3: Cross multiply
    968,996,290,419.40x = 1,453,494,435,629.10 × 651,621,425,830.60
  4. Step 4: Simplify right side
    968,996,290,419.40x = 947,128,116,581,477,405,163,520
  5. Step 5: Solve for x
    x = 947,128,116,581,477,405,163,520/968,996,290,419.40
  6. Step 6: Final answer
    x = 977,432,138,745.90

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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.