Home / 10,941,397,055.20-16,420,157,739.60-4,402,987,890.40

Finding the Fourth Proportional to 10,941,397,055.20, 16,420,157,739.60 and 4,402,987,890.40

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Solution

The fourth proportional to 10,941,397,055.20, 16,420,157,739.60 and 4,402,987,890.40 is: 6,607,726,172.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,941,397,055.20 : 16,420,157,739.60 = 4,402,987,890.40 : x
  2. Step 2: Convert to fraction form
    10,941,397,055.20/16,420,157,739.60 = 4,402,987,890.40/x
  3. Step 3: Cross multiply
    10,941,397,055.20x = 16,420,157,739.60 × 4,402,987,890.40
  4. Step 4: Simplify right side
    10,941,397,055.20x = 72,297,755,685,916,631,040
  5. Step 5: Solve for x
    x = 72,297,755,685,916,631,040/10,941,397,055.20
  6. Step 6: Final answer
    x = 6,607,726,172.55

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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.