Home / 2,660,992,059.60-3,985,441,471.80-1,681,440,008.40

Finding the Fourth Proportional to 2,660,992,059.60, 3,985,441,471.80 and 1,681,440,008.40

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Solution

The fourth proportional to 2,660,992,059.60, 3,985,441,471.80 and 1,681,440,008.40 is: 2,518,339,247.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,660,992,059.60 : 3,985,441,471.80 = 1,681,440,008.40 : x
  2. Step 2: Convert to fraction form
    2,660,992,059.60/3,985,441,471.80 = 1,681,440,008.40/x
  3. Step 3: Cross multiply
    2,660,992,059.60x = 3,985,441,471.80 × 1,681,440,008.40
  4. Step 4: Simplify right side
    2,660,992,059.60x = 6,701,280,741,821,101,056
  5. Step 5: Solve for x
    x = 6,701,280,741,821,101,056/2,660,992,059.60
  6. Step 6: Final answer
    x = 2,518,339,247.82

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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.