Home / 1,084,569,893.94-1,496,870,059.07-661,429,041

Finding the Fourth Proportional to 1,084,569,893.94, 1,496,870,059.07 and 661,429,041

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Solution

The fourth proportional to 1,084,569,893.94, 1,496,870,059.07 and 661,429,041 is: 912,871,851.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,084,569,893.94 : 1,496,870,059.07 = 661,429,041 : x
  2. Step 2: Convert to fraction form
    1,084,569,893.94/1,496,870,059.07 = 661,429,041/x
  3. Step 3: Cross multiply
    1,084,569,893.94x = 1,496,870,059.07 × 661,429,041
  4. Step 4: Simplify right side
    1,084,569,893.94x = 990,073,327,668,976,384
  5. Step 5: Solve for x
    x = 990,073,327,668,976,384/1,084,569,893.94
  6. Step 6: Final answer
    x = 912,871,851.97

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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.