Home / 809,289,277.47-1,116,846,284.00-495,962,982.81

Finding the Fourth Proportional to 809,289,277.47, 1,116,846,284.00 and 495,962,982.81

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Solution

The fourth proportional to 809,289,277.47, 1,116,846,284.00 and 495,962,982.81 is: 684,445,512.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    809,289,277.47 : 1,116,846,284.00 = 495,962,982.81 : x
  2. Step 2: Convert to fraction form
    809,289,277.47/1,116,846,284.00 = 495,962,982.81/x
  3. Step 3: Cross multiply
    809,289,277.47x = 1,116,846,284.00 × 495,962,982.81
  4. Step 4: Simplify right side
    809,289,277.47x = 553,914,414,350,424,512
  5. Step 5: Solve for x
    x = 553,914,414,350,424,512/809,289,277.47
  6. Step 6: Final answer
    x = 684,445,512.59

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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.