Home / 19,062,798,503.49-28,585,361,739.69-7,107,840,941.40

Finding the Fourth Proportional to 19,062,798,503.49, 28,585,361,739.69 and 7,107,840,941.40

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Solution

The fourth proportional to 19,062,798,503.49, 28,585,361,739.69 and 7,107,840,941.40 is: 10,658,466,775.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,062,798,503.49 : 28,585,361,739.69 = 7,107,840,941.40 : x
  2. Step 2: Convert to fraction form
    19,062,798,503.49/28,585,361,739.69 = 7,107,840,941.40/x
  3. Step 3: Cross multiply
    19,062,798,503.49x = 28,585,361,739.69 × 7,107,840,941.40
  4. Step 4: Simplify right side
    19,062,798,503.49x = 203,180,204,498,097,700,864
  5. Step 5: Solve for x
    x = 203,180,204,498,097,700,864/19,062,798,503.49
  6. Step 6: Final answer
    x = 10,658,466,775.53

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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.