Home / 1,943,833,567.28-2,915,879,643.66-683,145,210.56

Finding the Fourth Proportional to 1,943,833,567.28, 2,915,879,643.66 and 683,145,210.56

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Solution

The fourth proportional to 1,943,833,567.28, 2,915,879,643.66 and 683,145,210.56 is: 1,024,763,254.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,943,833,567.28 : 2,915,879,643.66 = 683,145,210.56 : x
  2. Step 2: Convert to fraction form
    1,943,833,567.28/2,915,879,643.66 = 683,145,210.56/x
  3. Step 3: Cross multiply
    1,943,833,567.28x = 2,915,879,643.66 × 683,145,210.56
  4. Step 4: Simplify right side
    1,943,833,567.28x = 1,991,969,213,135,728,128
  5. Step 5: Solve for x
    x = 1,991,969,213,135,728,128/1,943,833,567.28
  6. Step 6: Final answer
    x = 1,024,763,254.77

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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.