Home / 1,236,627,072.90-1,854,940,609.35-868,577,608.35

Finding the Fourth Proportional to 1,236,627,072.90, 1,854,940,609.35 and 868,577,608.35

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Solution

The fourth proportional to 1,236,627,072.90, 1,854,940,609.35 and 868,577,608.35 is: 1,302,866,412.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,236,627,072.90 : 1,854,940,609.35 = 868,577,608.35 : x
  2. Step 2: Convert to fraction form
    1,236,627,072.90/1,854,940,609.35 = 868,577,608.35/x
  3. Step 3: Cross multiply
    1,236,627,072.90x = 1,854,940,609.35 × 868,577,608.35
  4. Step 4: Simplify right side
    1,236,627,072.90x = 1,611,159,878,100,514,560
  5. Step 5: Solve for x
    x = 1,611,159,878,100,514,560/1,236,627,072.90
  6. Step 6: Final answer
    x = 1,302,866,412.53

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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.