Home / 1,257,331,260.42-1,735,038,959.43-692,784,549.42

Finding the Fourth Proportional to 1,257,331,260.42, 1,735,038,959.43 and 692,784,549.42

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Solution

The fourth proportional to 1,257,331,260.42, 1,735,038,959.43 and 692,784,549.42 is: 955,999,601.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,257,331,260.42 : 1,735,038,959.43 = 692,784,549.42 : x
  2. Step 2: Convert to fraction form
    1,257,331,260.42/1,735,038,959.43 = 692,784,549.42/x
  3. Step 3: Cross multiply
    1,257,331,260.42x = 1,735,038,959.43 × 692,784,549.42
  4. Step 4: Simplify right side
    1,257,331,260.42x = 1,202,008,183,722,718,976
  5. Step 5: Solve for x
    x = 1,202,008,183,722,718,976/1,257,331,260.42
  6. Step 6: Final answer
    x = 955,999,601.35

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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.