Home / 3,139,578,269.35-4,331,256,733.45-1,868,706,598.84

Finding the Fourth Proportional to 3,139,578,269.35, 4,331,256,733.45 and 1,868,706,598.84

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Solution

The fourth proportional to 3,139,578,269.35, 4,331,256,733.45 and 1,868,706,598.84 is: 2,578,004,860.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,139,578,269.35 : 4,331,256,733.45 = 1,868,706,598.84 : x
  2. Step 2: Convert to fraction form
    3,139,578,269.35/4,331,256,733.45 = 1,868,706,598.84/x
  3. Step 3: Cross multiply
    3,139,578,269.35x = 4,331,256,733.45 × 1,868,706,598.84
  4. Step 4: Simplify right side
    3,139,578,269.35x = 8,093,848,039,059,799,040
  5. Step 5: Solve for x
    x = 8,093,848,039,059,799,040/3,139,578,269.35
  6. Step 6: Final answer
    x = 2,578,004,860.74

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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.