Home / 1,788,167,575.80-2,685,311,997.30-971,874,199.80

Finding the Fourth Proportional to 1,788,167,575.80, 2,685,311,997.30 and 971,874,199.80

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Solution

The fourth proportional to 1,788,167,575.80, 2,685,311,997.30 and 971,874,199.80 is: 1,459,474,762.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,788,167,575.80 : 2,685,311,997.30 = 971,874,199.80 : x
  2. Step 2: Convert to fraction form
    1,788,167,575.80/2,685,311,997.30 = 971,874,199.80/x
  3. Step 3: Cross multiply
    1,788,167,575.80x = 2,685,311,997.30 × 971,874,199.80
  4. Step 4: Simplify right side
    1,788,167,575.80x = 2,609,785,448,589,277,184
  5. Step 5: Solve for x
    x = 2,609,785,448,589,277,184/1,788,167,575.80
  6. Step 6: Final answer
    x = 1,459,474,762.83

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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.