Home / 2,265,315,392.61-3,126,292,360.02-1,373,279,716.71

Finding the Fourth Proportional to 2,265,315,392.61, 3,126,292,360.02 and 1,373,279,716.71

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Solution

The fourth proportional to 2,265,315,392.61, 3,126,292,360.02 and 1,373,279,716.71 is: 1,895,221,257.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,265,315,392.61 : 3,126,292,360.02 = 1,373,279,716.71 : x
  2. Step 2: Convert to fraction form
    2,265,315,392.61/3,126,292,360.02 = 1,373,279,716.71/x
  3. Step 3: Cross multiply
    2,265,315,392.61x = 3,126,292,360.02 × 1,373,279,716.71
  4. Step 4: Simplify right side
    2,265,315,392.61x = 4,293,273,886,520,903,168
  5. Step 5: Solve for x
    x = 4,293,273,886,520,903,168/2,265,315,392.61
  6. Step 6: Final answer
    x = 1,895,221,257.28

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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.