Home / 189,752,543.75-284,635,116.08-65,253,951.02

Finding the Fourth Proportional to 189,752,543.75, 284,635,116.08 and 65,253,951.02

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Solution

The fourth proportional to 189,752,543.75, 284,635,116.08 and 65,253,951.02 is: 97,883,093.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,752,543.75 : 284,635,116.08 = 65,253,951.02 : x
  2. Step 2: Convert to fraction form
    189,752,543.75/284,635,116.08 = 65,253,951.02/x
  3. Step 3: Cross multiply
    189,752,543.75x = 284,635,116.08 × 65,253,951.02
  4. Step 4: Simplify right side
    189,752,543.75x = 18,573,565,923,886,356
  5. Step 5: Solve for x
    x = 18,573,565,923,886,356/189,752,543.75
  6. Step 6: Final answer
    x = 97,883,093.19

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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.