Home / 1,451,570,429.40-2,177,355,644.10-531,476,784.60

Finding the Fourth Proportional to 1,451,570,429.40, 2,177,355,644.10 and 531,476,784.60

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Solution

The fourth proportional to 1,451,570,429.40, 2,177,355,644.10 and 531,476,784.60 is: 797,215,176.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,451,570,429.40 : 2,177,355,644.10 = 531,476,784.60 : x
  2. Step 2: Convert to fraction form
    1,451,570,429.40/2,177,355,644.10 = 531,476,784.60/x
  3. Step 3: Cross multiply
    1,451,570,429.40x = 2,177,355,644.10 × 531,476,784.60
  4. Step 4: Simplify right side
    1,451,570,429.40x = 1,157,213,976,656,930,048
  5. Step 5: Solve for x
    x = 1,157,213,976,656,930,048/1,451,570,429.40
  6. Step 6: Final answer
    x = 797,215,176.90

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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.