Home / 2,939,490,054.20-4,409,235,081.30-2,871,465,606.20

Finding the Fourth Proportional to 2,939,490,054.20, 4,409,235,081.30 and 2,871,465,606.20

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Solution

The fourth proportional to 2,939,490,054.20, 4,409,235,081.30 and 2,871,465,606.20 is: 4,307,198,409.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,939,490,054.20 : 4,409,235,081.30 = 2,871,465,606.20 : x
  2. Step 2: Convert to fraction form
    2,939,490,054.20/4,409,235,081.30 = 2,871,465,606.20/x
  3. Step 3: Cross multiply
    2,939,490,054.20x = 4,409,235,081.30 × 2,871,465,606.20
  4. Step 4: Simplify right side
    2,939,490,054.20x = 12,660,966,885,603,409,920
  5. Step 5: Solve for x
    x = 12,660,966,885,603,409,920/2,939,490,054.20
  6. Step 6: Final answer
    x = 4,307,198,409.30

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.