Home / 618,932,453,436.68-928,822,759,628.55-216,015,923,629.77

Finding the Fourth Proportional to 618,932,453,436.68, 928,822,759,628.55 and 216,015,923,629.77

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Solution

The fourth proportional to 618,932,453,436.68, 928,822,759,628.55 and 216,015,923,629.77 is: 324,171,895,003.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    618,932,453,436.68 : 928,822,759,628.55 = 216,015,923,629.77 : x
  2. Step 2: Convert to fraction form
    618,932,453,436.68/928,822,759,628.55 = 216,015,923,629.77/x
  3. Step 3: Cross multiply
    618,932,453,436.68x = 928,822,759,628.55 × 216,015,923,629.77
  4. Step 4: Simplify right side
    618,932,453,436.68x = 200,640,506,309,513,071,034,368
  5. Step 5: Solve for x
    x = 200,640,506,309,513,071,034,368/618,932,453,436.68
  6. Step 6: Final answer
    x = 324,171,895,003.14

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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.