Home / 984,193,109.20-1,476,289,663.80-575,038,651.60

Finding the Fourth Proportional to 984,193,109.20, 1,476,289,663.80 and 575,038,651.60

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Solution

The fourth proportional to 984,193,109.20, 1,476,289,663.80 and 575,038,651.60 is: 862,557,977.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    984,193,109.20 : 1,476,289,663.80 = 575,038,651.60 : x
  2. Step 2: Convert to fraction form
    984,193,109.20/1,476,289,663.80 = 575,038,651.60/x
  3. Step 3: Cross multiply
    984,193,109.20x = 1,476,289,663.80 × 575,038,651.60
  4. Step 4: Simplify right side
    984,193,109.20x = 848,923,617,642,569,344
  5. Step 5: Solve for x
    x = 848,923,617,642,569,344/984,193,109.20
  6. Step 6: Final answer
    x = 862,557,977.40

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1.5x scale

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.