Home / 189,557,685.96-284,347,551.60-53,253,698.28

Finding the Fourth Proportional to 189,557,685.96, 284,347,551.60 and 53,253,698.28

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Solution

The fourth proportional to 189,557,685.96, 284,347,551.60 and 53,253,698.28 is: 79,883,644.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,557,685.96 : 284,347,551.60 = 53,253,698.28 : x
  2. Step 2: Convert to fraction form
    189,557,685.96/284,347,551.60 = 53,253,698.28/x
  3. Step 3: Cross multiply
    189,557,685.96x = 284,347,551.60 × 53,253,698.28
  4. Step 4: Simplify right side
    189,557,685.96x = 15,142,558,719,563,132
  5. Step 5: Solve for x
    x = 15,142,558,719,563,132/189,557,685.96
  6. Step 6: Final answer
    x = 79,883,644.09

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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.