Home / 817,797,199,284.72-1,226,720,789,554.60-280,567,623,829.98

Finding the Fourth Proportional to 817,797,199,284.72, 1,226,720,789,554.60 and 280,567,623,829.98

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Solution

The fourth proportional to 817,797,199,284.72, 1,226,720,789,554.60 and 280,567,623,829.98 is: 420,860,009,461.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    817,797,199,284.72 : 1,226,720,789,554.60 = 280,567,623,829.98 : x
  2. Step 2: Convert to fraction form
    817,797,199,284.72/1,226,720,789,554.60 = 280,567,623,829.98/x
  3. Step 3: Cross multiply
    817,797,199,284.72x = 1,226,720,789,554.60 × 280,567,623,829.98
  4. Step 4: Simplify right side
    817,797,199,284.72x = 344,178,137,028,171,080,400,896
  5. Step 5: Solve for x
    x = 344,178,137,028,171,080,400,896/817,797,199,284.72
  6. Step 6: Final answer
    x = 420,860,009,461.03

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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.