Home / 157,477,961.80-236,216,942.70-124,953,772.60

Finding the Fourth Proportional to 157,477,961.80, 236,216,942.70 and 124,953,772.60

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Solution

The fourth proportional to 157,477,961.80, 236,216,942.70 and 124,953,772.60 is: 187,430,658.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,477,961.80 : 236,216,942.70 = 124,953,772.60 : x
  2. Step 2: Convert to fraction form
    157,477,961.80/236,216,942.70 = 124,953,772.60/x
  3. Step 3: Cross multiply
    157,477,961.80x = 236,216,942.70 × 124,953,772.60
  4. Step 4: Simplify right side
    157,477,961.80x = 29,516,198,142,403,028
  5. Step 5: Solve for x
    x = 29,516,198,142,403,028/157,477,961.80
  6. Step 6: Final answer
    x = 187,430,658.90

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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.