Home / 5,619,756,302.64-8,426,366,942.31-2,126,431,634.40

Finding the Fourth Proportional to 5,619,756,302.64, 8,426,366,942.31 and 2,126,431,634.40

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Solution

The fourth proportional to 5,619,756,302.64, 8,426,366,942.31 and 2,126,431,634.40 is: 3,188,411,074.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,619,756,302.64 : 8,426,366,942.31 = 2,126,431,634.40 : x
  2. Step 2: Convert to fraction form
    5,619,756,302.64/8,426,366,942.31 = 2,126,431,634.40/x
  3. Step 3: Cross multiply
    5,619,756,302.64x = 8,426,366,942.31 × 2,126,431,634.40
  4. Step 4: Simplify right side
    5,619,756,302.64x = 17,918,093,229,190,385,664
  5. Step 5: Solve for x
    x = 17,918,093,229,190,385,664/5,619,756,302.64
  6. Step 6: Final answer
    x = 3,188,411,074.12

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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.