Home / 132,455,354,705.45-182,789,132,130.99-75,362,664,018.68

Finding the Fourth Proportional to 132,455,354,705.45, 182,789,132,130.99 and 75,362,664,018.68

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Solution

The fourth proportional to 132,455,354,705.45, 182,789,132,130.99 and 75,362,664,018.68 is: 104,000,898,881.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,455,354,705.45 : 182,789,132,130.99 = 75,362,664,018.68 : x
  2. Step 2: Convert to fraction form
    132,455,354,705.45/182,789,132,130.99 = 75,362,664,018.68/x
  3. Step 3: Cross multiply
    132,455,354,705.45x = 182,789,132,130.99 × 75,362,664,018.68
  4. Step 4: Simplify right side
    132,455,354,705.45x = 13,775,475,951,052,991,234,048
  5. Step 5: Solve for x
    x = 13,775,475,951,052,991,234,048/132,455,354,705.45
  6. Step 6: Final answer
    x = 104,000,898,881.64

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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.