Home / 189,752,538.07-284,635,107.55-65,253,945.34

Finding the Fourth Proportional to 189,752,538.07, 284,635,107.55 and 65,253,945.34

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Solution

The fourth proportional to 189,752,538.07, 284,635,107.55 and 65,253,945.34 is: 97,883,084.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,752,538.07 : 284,635,107.55 = 65,253,945.34 : x
  2. Step 2: Convert to fraction form
    189,752,538.07/284,635,107.55 = 65,253,945.34/x
  3. Step 3: Cross multiply
    189,752,538.07x = 284,635,107.55 × 65,253,945.34
  4. Step 4: Simplify right side
    189,752,538.07x = 18,573,563,748,489,548
  5. Step 5: Solve for x
    x = 18,573,563,748,489,548/189,752,538.07
  6. Step 6: Final answer
    x = 97,883,084.66

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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.