Home / 8,940,413,297-12,333,893,619.66-5,321,407,780.28

Finding the Fourth Proportional to 8,940,413,297, 12,333,893,619.66 and 5,321,407,780.28

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Solution

The fourth proportional to 8,940,413,297, 12,333,893,619.66 and 5,321,407,780.28 is: 7,341,235,274.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,940,413,297 : 12,333,893,619.66 = 5,321,407,780.28 : x
  2. Step 2: Convert to fraction form
    8,940,413,297/12,333,893,619.66 = 5,321,407,780.28/x
  3. Step 3: Cross multiply
    8,940,413,297x = 12,333,893,619.66 × 5,321,407,780.28
  4. Step 4: Simplify right side
    8,940,413,297x = 65,633,677,468,804,571,136
  5. Step 5: Solve for x
    x = 65,633,677,468,804,571,136/8,940,413,297
  6. Step 6: Final answer
    x = 7,341,235,274.98

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1.5x scale

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.