Home / 189,557,643.96-284,347,488.42-53,253,656.28

Finding the Fourth Proportional to 189,557,643.96, 284,347,488.42 and 53,253,656.28

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Solution

The fourth proportional to 189,557,643.96, 284,347,488.42 and 53,253,656.28 is: 79,883,581.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,557,643.96 : 284,347,488.42 = 53,253,656.28 : x
  2. Step 2: Convert to fraction form
    189,557,643.96/284,347,488.42 = 53,253,656.28/x
  3. Step 3: Cross multiply
    189,557,643.96x = 284,347,488.42 × 53,253,656.28
  4. Step 4: Simplify right side
    189,557,643.96x = 15,142,543,412,399,962
  5. Step 5: Solve for x
    x = 15,142,543,412,399,962/189,557,643.96
  6. Step 6: Final answer
    x = 79,883,581.04

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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.