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Finding the Fourth Proportional to 277,731,543.92, 416,596,485.51 and 70,469,553.92

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Solution

The fourth proportional to 277,731,543.92, 416,596,485.51 and 70,469,553.92 is: 105,704,120.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,731,543.92 : 416,596,485.51 = 70,469,553.92 : x
  2. Step 2: Convert to fraction form
    277,731,543.92/416,596,485.51 = 70,469,553.92/x
  3. Step 3: Cross multiply
    277,731,543.92x = 416,596,485.51 × 70,469,553.92
  4. Step 4: Simplify right side
    277,731,543.92x = 29,357,368,499,570,932
  5. Step 5: Solve for x
    x = 29,357,368,499,570,932/277,731,543.92
  6. Step 6: Final answer
    x = 105,704,120.19

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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.