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Finding the Fourth Proportional to 28,973,493,855.90, 43,460,240,783.87 and 28,973,493,855.90

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Solution

The fourth proportional to 28,973,493,855.90, 43,460,240,783.87 and 28,973,493,855.90 is: 43,460,240,783.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,973,493,855.90 : 43,460,240,783.87 = 28,973,493,855.90 : x
  2. Step 2: Convert to fraction form
    28,973,493,855.90/43,460,240,783.87 = 28,973,493,855.90/x
  3. Step 3: Cross multiply
    28,973,493,855.90x = 43,460,240,783.87 × 28,973,493,855.90
  4. Step 4: Simplify right side
    28,973,493,855.90x = 1,259,195,019,327,392,186,368
  5. Step 5: Solve for x
    x = 1,259,195,019,327,392,186,368/28,973,493,855.90
  6. Step 6: Final answer
    x = 43,460,240,783.87

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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.