Home / 171,648,940.80-257,473,411.20-63,921,273.60

Finding the Fourth Proportional to 171,648,940.80, 257,473,411.20 and 63,921,273.60

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Solution

The fourth proportional to 171,648,940.80, 257,473,411.20 and 63,921,273.60 is: 95,881,910.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,648,940.80 : 257,473,411.20 = 63,921,273.60 : x
  2. Step 2: Convert to fraction form
    171,648,940.80/257,473,411.20 = 63,921,273.60/x
  3. Step 3: Cross multiply
    171,648,940.80x = 257,473,411.20 × 63,921,273.60
  4. Step 4: Simplify right side
    171,648,940.80x = 16,458,028,362,040,504
  5. Step 5: Solve for x
    x = 16,458,028,362,040,504/171,648,940.80
  6. Step 6: Final answer
    x = 95,881,910.40

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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.