Home / 1,236,627,021.90-1,854,940,532.85-868,577,557.35

Finding the Fourth Proportional to 1,236,627,021.90, 1,854,940,532.85 and 868,577,557.35

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Solution

The fourth proportional to 1,236,627,021.90, 1,854,940,532.85 and 868,577,557.35 is: 1,302,866,336.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,236,627,021.90 : 1,854,940,532.85 = 868,577,557.35 : x
  2. Step 2: Convert to fraction form
    1,236,627,021.90/1,854,940,532.85 = 868,577,557.35/x
  3. Step 3: Cross multiply
    1,236,627,021.90x = 1,854,940,532.85 × 868,577,557.35
  4. Step 4: Simplify right side
    1,236,627,021.90x = 1,611,159,717,052,360,448
  5. Step 5: Solve for x
    x = 1,611,159,717,052,360,448/1,236,627,021.90
  6. Step 6: Final answer
    x = 1,302,866,336.03

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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.