Home / 284,940,289,959.20-427,410,434,938.80-98,825,400,231.20

Finding the Fourth Proportional to 284,940,289,959.20, 427,410,434,938.80 and 98,825,400,231.20

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Solution

The fourth proportional to 284,940,289,959.20, 427,410,434,938.80 and 98,825,400,231.20 is: 148,238,100,346.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,940,289,959.20 : 427,410,434,938.80 = 98,825,400,231.20 : x
  2. Step 2: Convert to fraction form
    284,940,289,959.20/427,410,434,938.80 = 98,825,400,231.20/x
  3. Step 3: Cross multiply
    284,940,289,959.20x = 427,410,434,938.80 × 98,825,400,231.20
  4. Step 4: Simplify right side
    284,940,289,959.20x = 42,239,007,295,818,178,756,608
  5. Step 5: Solve for x
    x = 42,239,007,295,818,178,756,608/284,940,289,959.20
  6. Step 6: Final answer
    x = 148,238,100,346.80

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1.5x scale

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.