Home / 936,223,385.40-1,292,856,738.30-700,865,443.80

Finding the Fourth Proportional to 936,223,385.40, 1,292,856,738.30 and 700,865,443.80

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Solution

The fourth proportional to 936,223,385.40, 1,292,856,738.30 and 700,865,443.80 is: 967,844,454.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    936,223,385.40 : 1,292,856,738.30 = 700,865,443.80 : x
  2. Step 2: Convert to fraction form
    936,223,385.40/1,292,856,738.30 = 700,865,443.80/x
  3. Step 3: Cross multiply
    936,223,385.40x = 1,292,856,738.30 × 700,865,443.80
  4. Step 4: Simplify right side
    936,223,385.40x = 906,118,611,658,449,920
  5. Step 5: Solve for x
    x = 906,118,611,658,449,920/936,223,385.40
  6. Step 6: Final answer
    x = 967,844,454.42

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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.