Home / 718,177,674.24-1,077,298,513.92-220,151,485.44

Finding the Fourth Proportional to 718,177,674.24, 1,077,298,513.92 and 220,151,485.44

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Solution

The fourth proportional to 718,177,674.24, 1,077,298,513.92 and 220,151,485.44 is: 330,237,038.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    718,177,674.24 : 1,077,298,513.92 = 220,151,485.44 : x
  2. Step 2: Convert to fraction form
    718,177,674.24/1,077,298,513.92 = 220,151,485.44/x
  3. Step 3: Cross multiply
    718,177,674.24x = 1,077,298,513.92 × 220,151,485.44
  4. Step 4: Simplify right side
    718,177,674.24x = 237,168,868,101,792,544
  5. Step 5: Solve for x
    x = 237,168,868,101,792,544/718,177,674.24
  6. Step 6: Final answer
    x = 330,237,038.28

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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.