Home / 13,436,320,163.18-18,542,567,167.59-7,333,006,905.72

Finding the Fourth Proportional to 13,436,320,163.18, 18,542,567,167.59 and 7,333,006,905.72

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Solution

The fourth proportional to 13,436,320,163.18, 18,542,567,167.59 and 7,333,006,905.72 is: 10,119,792,579.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,436,320,163.18 : 18,542,567,167.59 = 7,333,006,905.72 : x
  2. Step 2: Convert to fraction form
    13,436,320,163.18/18,542,567,167.59 = 7,333,006,905.72/x
  3. Step 3: Cross multiply
    13,436,320,163.18x = 18,542,567,167.59 × 7,333,006,905.72
  4. Step 4: Simplify right side
    13,436,320,163.18x = 135,972,773,089,714,421,760
  5. Step 5: Solve for x
    x = 135,972,773,089,714,421,760/13,436,320,163.18
  6. Step 6: Final answer
    x = 10,119,792,579.99

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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.