Home / 7,278,767,712,021.40-10,045,015,190,289-4,030,828,042,489.60

Finding the Fourth Proportional to 7,278,767,712,021.40, 10,045,015,190,289 and 4,030,828,042,489.60

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Solution

The fourth proportional to 7,278,767,712,021.40, 10,045,015,190,289 and 4,030,828,042,489.60 is: 5,562,717,553,052.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,278,767,712,021.40 : 10,045,015,190,289 = 4,030,828,042,489.60 : x
  2. Step 2: Convert to fraction form
    7,278,767,712,021.40/10,045,015,190,289 = 4,030,828,042,489.60/x
  3. Step 3: Cross multiply
    7,278,767,712,021.40x = 10,045,015,190,289 × 4,030,828,042,489.60
  4. Step 4: Simplify right side
    7,278,767,712,021.40x = 40,489,728,916,250,907,656,585,216
  5. Step 5: Solve for x
    x = 40,489,728,916,250,907,656,585,216/7,278,767,712,021.40
  6. Step 6: Final answer
    x = 5,562,717,553,052.18

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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.