Home / 445,824,600.60-668,736,900.90-336,985,483.80

Finding the Fourth Proportional to 445,824,600.60, 668,736,900.90 and 336,985,483.80

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Solution

The fourth proportional to 445,824,600.60, 668,736,900.90 and 336,985,483.80 is: 505,478,225.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    445,824,600.60 : 668,736,900.90 = 336,985,483.80 : x
  2. Step 2: Convert to fraction form
    445,824,600.60/668,736,900.90 = 336,985,483.80/x
  3. Step 3: Cross multiply
    445,824,600.60x = 668,736,900.90 × 336,985,483.80
  4. Step 4: Simplify right side
    445,824,600.60x = 225,354,628,084,699,168
  5. Step 5: Solve for x
    x = 225,354,628,084,699,168/445,824,600.60
  6. Step 6: Final answer
    x = 505,478,225.70

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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.