Home / 275,662,933.80-380,417,399.58-151,908,039.48

Finding the Fourth Proportional to 275,662,933.80, 380,417,399.58 and 151,908,039.48

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Solution

The fourth proportional to 275,662,933.80, 380,417,399.58 and 151,908,039.48 is: 209,634,500.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,662,933.80 : 380,417,399.58 = 151,908,039.48 : x
  2. Step 2: Convert to fraction form
    275,662,933.80/380,417,399.58 = 151,908,039.48/x
  3. Step 3: Cross multiply
    275,662,933.80x = 380,417,399.58 × 151,908,039.48
  4. Step 4: Simplify right side
    275,662,933.80x = 57,788,461,354,277,568
  5. Step 5: Solve for x
    x = 57,788,461,354,277,568/275,662,933.80
  6. Step 6: Final answer
    x = 209,634,500.21

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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.