Home / 1,551,656,961,768.70-2,140,976,050,965-866,439,256,890.60

Finding the Fourth Proportional to 1,551,656,961,768.70, 2,140,976,050,965 and 866,439,256,890.60

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Solution

The fourth proportional to 1,551,656,961,768.70, 2,140,976,050,965 and 866,439,256,890.60 is: 1,195,512,761,083.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,551,656,961,768.70 : 2,140,976,050,965 = 866,439,256,890.60 : x
  2. Step 2: Convert to fraction form
    1,551,656,961,768.70/2,140,976,050,965 = 866,439,256,890.60/x
  3. Step 3: Cross multiply
    1,551,656,961,768.70x = 2,140,976,050,965 × 866,439,256,890.60
  4. Step 4: Simplify right side
    1,551,656,961,768.70x = 1,855,025,698,618,685,888,921,600
  5. Step 5: Solve for x
    x = 1,855,025,698,618,685,888,921,600/1,551,656,961,768.70
  6. Step 6: Final answer
    x = 1,195,512,761,083.60

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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.