Home / 90,507,202.66-124,904,052.48-53,339,051.62

Finding the Fourth Proportional to 90,507,202.66, 124,904,052.48 and 53,339,051.62

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Solution

The fourth proportional to 90,507,202.66, 124,904,052.48 and 53,339,051.62 is: 73,610,315.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,507,202.66 : 124,904,052.48 = 53,339,051.62 : x
  2. Step 2: Convert to fraction form
    90,507,202.66/124,904,052.48 = 53,339,051.62/x
  3. Step 3: Cross multiply
    90,507,202.66x = 124,904,052.48 × 53,339,051.62
  4. Step 4: Simplify right side
    90,507,202.66x = 6,662,263,702,777,909
  5. Step 5: Solve for x
    x = 6,662,263,702,777,909/90,507,202.66
  6. Step 6: Final answer
    x = 73,610,315.06

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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.