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Finding the Fourth Proportional to 28,973,376,014.20, 43,460,064,021.32 and 28,973,376,014.20

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Solution

The fourth proportional to 28,973,376,014.20, 43,460,064,021.32 and 28,973,376,014.20 is: 43,460,064,021.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,973,376,014.20 : 43,460,064,021.32 = 28,973,376,014.20 : x
  2. Step 2: Convert to fraction form
    28,973,376,014.20/43,460,064,021.32 = 28,973,376,014.20/x
  3. Step 3: Cross multiply
    28,973,376,014.20x = 43,460,064,021.32 × 28,973,376,014.20
  4. Step 4: Simplify right side
    28,973,376,014.20x = 1,259,184,776,490,909,433,856
  5. Step 5: Solve for x
    x = 1,259,184,776,490,909,433,856/28,973,376,014.20
  6. Step 6: Final answer
    x = 43,460,064,021.32

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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.