Home / 1,788,167,576.80-2,685,311,998.80-971,874,200.80

Finding the Fourth Proportional to 1,788,167,576.80, 2,685,311,998.80 and 971,874,200.80

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Solution

The fourth proportional to 1,788,167,576.80, 2,685,311,998.80 and 971,874,200.80 is: 1,459,474,764.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,788,167,576.80 : 2,685,311,998.80 = 971,874,200.80 : x
  2. Step 2: Convert to fraction form
    1,788,167,576.80/2,685,311,998.80 = 971,874,200.80/x
  3. Step 3: Cross multiply
    1,788,167,576.80x = 2,685,311,998.80 × 971,874,200.80
  4. Step 4: Simplify right side
    1,788,167,576.80x = 2,609,785,452,732,400,640
  5. Step 5: Solve for x
    x = 2,609,785,452,732,400,640/1,788,167,576.80
  6. Step 6: Final answer
    x = 1,459,474,764.33

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1.5x scale

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.