Home / 188,725,896,776.52-260,439,977,412.72-103,086,829,745.64

Finding the Fourth Proportional to 188,725,896,776.52, 260,439,977,412.72 and 103,086,829,745.64

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Solution

The fourth proportional to 188,725,896,776.52, 260,439,977,412.72 and 103,086,829,745.64 is: 142,258,863,616.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,725,896,776.52 : 260,439,977,412.72 = 103,086,829,745.64 : x
  2. Step 2: Convert to fraction form
    188,725,896,776.52/260,439,977,412.72 = 103,086,829,745.64/x
  3. Step 3: Cross multiply
    188,725,896,776.52x = 260,439,977,412.72 × 103,086,829,745.64
  4. Step 4: Simplify right side
    188,725,896,776.52x = 26,847,931,610,503,395,147,776
  5. Step 5: Solve for x
    x = 26,847,931,610,503,395,147,776/188,725,896,776.52
  6. Step 6: Final answer
    x = 142,258,863,616.88

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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.