Home / 35,678,835,570-49,222,858,403.52-20,428,777,844.40

Finding the Fourth Proportional to 35,678,835,570, 49,222,858,403.52 and 20,428,777,844.40

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Solution

The fourth proportional to 35,678,835,570, 49,222,858,403.52 and 20,428,777,844.40 is: 28,183,734,786.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,678,835,570 : 49,222,858,403.52 = 20,428,777,844.40 : x
  2. Step 2: Convert to fraction form
    35,678,835,570/49,222,858,403.52 = 20,428,777,844.40/x
  3. Step 3: Cross multiply
    35,678,835,570x = 49,222,858,403.52 × 20,428,777,844.40
  4. Step 4: Simplify right side
    35,678,835,570x = 1,005,562,839,191,867,752,448
  5. Step 5: Solve for x
    x = 1,005,562,839,191,867,752,448/35,678,835,570
  6. Step 6: Final answer
    x = 28,183,734,786.38

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1.5x scale

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.