Home / 860,936,239,111.20-1,188,128,104,466-495,130,728,013.30

Finding the Fourth Proportional to 860,936,239,111.20, 1,188,128,104,466 and 495,130,728,013.30

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Solution

The fourth proportional to 860,936,239,111.20, 1,188,128,104,466 and 495,130,728,013.30 is: 683,301,162,865.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    860,936,239,111.20 : 1,188,128,104,466 = 495,130,728,013.30 : x
  2. Step 2: Convert to fraction form
    860,936,239,111.20/1,188,128,104,466 = 495,130,728,013.30/x
  3. Step 3: Cross multiply
    860,936,239,111.20x = 1,188,128,104,466 × 495,130,728,013.30
  4. Step 4: Simplify right side
    860,936,239,111.20x = 588,278,733,337,312,731,594,752
  5. Step 5: Solve for x
    x = 588,278,733,337,312,731,594,752/860,936,239,111.20
  6. Step 6: Final answer
    x = 683,301,162,865.01

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.