Home / 445,824,003.60-668,736,005.40-336,984,886.80

Finding the Fourth Proportional to 445,824,003.60, 668,736,005.40 and 336,984,886.80

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Solution

The fourth proportional to 445,824,003.60, 668,736,005.40 and 336,984,886.80 is: 505,477,330.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    445,824,003.60 : 668,736,005.40 = 336,984,886.80 : x
  2. Step 2: Convert to fraction form
    445,824,003.60/668,736,005.40 = 336,984,886.80/x
  3. Step 3: Cross multiply
    445,824,003.60x = 668,736,005.40 × 336,984,886.80
  4. Step 4: Simplify right side
    445,824,003.60x = 225,353,927,078,803,200
  5. Step 5: Solve for x
    x = 225,353,927,078,803,200/445,824,003.60
  6. Step 6: Final answer
    x = 505,477,330.20

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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.