Home / 441,802,268,239.76-609,702,173,477.40-256,389,621,925.86

Finding the Fourth Proportional to 441,802,268,239.76, 609,702,173,477.40 and 256,389,621,925.86

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Solution

The fourth proportional to 441,802,268,239.76, 609,702,173,477.40 and 256,389,621,925.86 is: 353,826,408,289.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    441,802,268,239.76 : 609,702,173,477.40 = 256,389,621,925.86 : x
  2. Step 2: Convert to fraction form
    441,802,268,239.76/609,702,173,477.40 = 256,389,621,925.86/x
  3. Step 3: Cross multiply
    441,802,268,239.76x = 609,702,173,477.40 × 256,389,621,925.86
  4. Step 4: Simplify right side
    441,802,268,239.76x = 156,321,309,745,245,688,168,448
  5. Step 5: Solve for x
    x = 156,321,309,745,245,688,168,448/441,802,268,239.76
  6. Step 6: Final answer
    x = 353,826,408,289.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.