Home / 3,984,228,032.40-5,976,342,048.60-1,223,994,337.20

Finding the Fourth Proportional to 3,984,228,032.40, 5,976,342,048.60 and 1,223,994,337.20

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Solution

The fourth proportional to 3,984,228,032.40, 5,976,342,048.60 and 1,223,994,337.20 is: 1,835,991,505.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,984,228,032.40 : 5,976,342,048.60 = 1,223,994,337.20 : x
  2. Step 2: Convert to fraction form
    3,984,228,032.40/5,976,342,048.60 = 1,223,994,337.20/x
  3. Step 3: Cross multiply
    3,984,228,032.40x = 5,976,342,048.60 × 1,223,994,337.20
  4. Step 4: Simplify right side
    3,984,228,032.40x = 7,315,008,824,656,648,192
  5. Step 5: Solve for x
    x = 7,315,008,824,656,648,192/3,984,228,032.40
  6. Step 6: Final answer
    x = 1,835,991,505.80

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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.