Home / 275,688,409.49-380,438,928.52-150,237,941.48

Finding the Fourth Proportional to 275,688,409.49, 380,438,928.52 and 150,237,941.48

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Solution

The fourth proportional to 275,688,409.49, 380,438,928.52 and 150,237,941.48 is: 207,322,322.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,688,409.49 : 380,438,928.52 = 150,237,941.48 : x
  2. Step 2: Convert to fraction form
    275,688,409.49/380,438,928.52 = 150,237,941.48/x
  3. Step 3: Cross multiply
    275,688,409.49x = 380,438,928.52 × 150,237,941.48
  4. Step 4: Simplify right side
    275,688,409.49x = 57,156,361,477,048,272
  5. Step 5: Solve for x
    x = 57,156,361,477,048,272/275,688,409.49
  6. Step 6: Final answer
    x = 207,322,322.99

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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.