Home / 1,165,795,111.70-1,608,794,521.53-664,003,798.82

Finding the Fourth Proportional to 1,165,795,111.70, 1,608,794,521.53 and 664,003,798.82

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Solution

The fourth proportional to 1,165,795,111.70, 1,608,794,521.53 and 664,003,798.82 is: 916,323,685.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,165,795,111.70 : 1,608,794,521.53 = 664,003,798.82 : x
  2. Step 2: Convert to fraction form
    1,165,795,111.70/1,608,794,521.53 = 664,003,798.82/x
  3. Step 3: Cross multiply
    1,165,795,111.70x = 1,608,794,521.53 × 664,003,798.82
  4. Step 4: Simplify right side
    1,165,795,111.70x = 1,068,245,673,816,724,352
  5. Step 5: Solve for x
    x = 1,068,245,673,816,724,352/1,165,795,111.70
  6. Step 6: Final answer
    x = 916,323,685.95

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.