Home / 97,785,147,788.40-146,677,721,682.60-53,154,307,455.60

Finding the Fourth Proportional to 97,785,147,788.40, 146,677,721,682.60 and 53,154,307,455.60

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Solution

The fourth proportional to 97,785,147,788.40, 146,677,721,682.60 and 53,154,307,455.60 is: 79,731,461,183.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,785,147,788.40 : 146,677,721,682.60 = 53,154,307,455.60 : x
  2. Step 2: Convert to fraction form
    97,785,147,788.40/146,677,721,682.60 = 53,154,307,455.60/x
  3. Step 3: Cross multiply
    97,785,147,788.40x = 146,677,721,682.60 × 53,154,307,455.60
  4. Step 4: Simplify right side
    97,785,147,788.40x = 7,796,552,715,203,846,864,896
  5. Step 5: Solve for x
    x = 7,796,552,715,203,846,864,896/97,785,147,788.40
  6. Step 6: Final answer
    x = 79,731,461,183.40

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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.