Home / 1,640,503,532.88-2,263,908,991.12-935,691,199.76

Finding the Fourth Proportional to 1,640,503,532.88, 2,263,908,991.12 and 935,691,199.76

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Solution

The fourth proportional to 1,640,503,532.88, 2,263,908,991.12 and 935,691,199.76 is: 1,291,261,906.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,640,503,532.88 : 2,263,908,991.12 = 935,691,199.76 : x
  2. Step 2: Convert to fraction form
    1,640,503,532.88/2,263,908,991.12 = 935,691,199.76/x
  3. Step 3: Cross multiply
    1,640,503,532.88x = 2,263,908,991.12 × 935,691,199.76
  4. Step 4: Simplify right side
    1,640,503,532.88x = 2,118,319,720,048,523,776
  5. Step 5: Solve for x
    x = 2,118,319,720,048,523,776/1,640,503,532.88
  6. Step 6: Final answer
    x = 1,291,261,906.84

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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.