Home / 1,399,685,825.80-2,099,528,738.70-1,036,888,769.80

Finding the Fourth Proportional to 1,399,685,825.80, 2,099,528,738.70 and 1,036,888,769.80

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Solution

The fourth proportional to 1,399,685,825.80, 2,099,528,738.70 and 1,036,888,769.80 is: 1,555,333,154.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,399,685,825.80 : 2,099,528,738.70 = 1,036,888,769.80 : x
  2. Step 2: Convert to fraction form
    1,399,685,825.80/2,099,528,738.70 = 1,036,888,769.80/x
  3. Step 3: Cross multiply
    1,399,685,825.80x = 2,099,528,738.70 × 1,036,888,769.80
  4. Step 4: Simplify right side
    1,399,685,825.80x = 2,176,977,771,030,388,480
  5. Step 5: Solve for x
    x = 2,176,977,771,030,388,480/1,399,685,825.80
  6. Step 6: Final answer
    x = 1,555,333,154.70

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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.