Home / 903,000,463,525.76-1,246,167,101,538.60-491,495,595,321.20

Finding the Fourth Proportional to 903,000,463,525.76, 1,246,167,101,538.60 and 491,495,595,321.20

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Solution

The fourth proportional to 903,000,463,525.76, 1,246,167,101,538.60 and 491,495,595,321.20 is: 678,278,324,519.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    903,000,463,525.76 : 1,246,167,101,538.60 = 491,495,595,321.20 : x
  2. Step 2: Convert to fraction form
    903,000,463,525.76/1,246,167,101,538.60 = 491,495,595,321.20/x
  3. Step 3: Cross multiply
    903,000,463,525.76x = 1,246,167,101,538.60 × 491,495,595,321.20
  4. Step 4: Simplify right side
    903,000,463,525.76x = 612,485,641,440,408,564,137,984
  5. Step 5: Solve for x
    x = 612,485,641,440,408,564,137,984/903,000,463,525.76
  6. Step 6: Final answer
    x = 678,278,324,519.31

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Double scale
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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.