Home / 534,923,999.60-802,385,999.40-448,830,557.60

Finding the Fourth Proportional to 534,923,999.60, 802,385,999.40 and 448,830,557.60

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Solution

The fourth proportional to 534,923,999.60, 802,385,999.40 and 448,830,557.60 is: 673,245,836.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,923,999.60 : 802,385,999.40 = 448,830,557.60 : x
  2. Step 2: Convert to fraction form
    534,923,999.60/802,385,999.40 = 448,830,557.60/x
  3. Step 3: Cross multiply
    534,923,999.60x = 802,385,999.40 × 448,830,557.60
  4. Step 4: Simplify right side
    534,923,999.60x = 360,135,355,521,135,296
  5. Step 5: Solve for x
    x = 360,135,355,521,135,296/534,923,999.60
  6. Step 6: Final answer
    x = 673,245,836.40

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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.