Home / 2,939,458,120.83-4,056,445,104.79-1,601,359,206.34

Finding the Fourth Proportional to 2,939,458,120.83, 4,056,445,104.79 and 1,601,359,206.34

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Solution

The fourth proportional to 2,939,458,120.83, 4,056,445,104.79 and 1,601,359,206.34 is: 2,209,871,835.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,939,458,120.83 : 4,056,445,104.79 = 1,601,359,206.34 : x
  2. Step 2: Convert to fraction form
    2,939,458,120.83/4,056,445,104.79 = 1,601,359,206.34/x
  3. Step 3: Cross multiply
    2,939,458,120.83x = 4,056,445,104.79 × 1,601,359,206.34
  4. Step 4: Simplify right side
    2,939,458,120.83x = 6,495,825,713,568,291,840
  5. Step 5: Solve for x
    x = 6,495,825,713,568,291,840/2,939,458,120.83
  6. Step 6: Final answer
    x = 2,209,871,835.74

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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.