Home / 177,916,174,930.80-245,539,463,189.40-100,767,737,890.80

Finding the Fourth Proportional to 177,916,174,930.80, 245,539,463,189.40 and 100,767,737,890.80

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Solution

The fourth proportional to 177,916,174,930.80, 245,539,463,189.40 and 100,767,737,890.80 is: 139,068,054,257.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,916,174,930.80 : 245,539,463,189.40 = 100,767,737,890.80 : x
  2. Step 2: Convert to fraction form
    177,916,174,930.80/245,539,463,189.40 = 100,767,737,890.80/x
  3. Step 3: Cross multiply
    177,916,174,930.80x = 245,539,463,189.40 × 100,767,737,890.80
  4. Step 4: Simplify right side
    177,916,174,930.80x = 24,742,456,268,517,195,907,072
  5. Step 5: Solve for x
    x = 24,742,456,268,517,195,907,072/177,916,174,930.80
  6. Step 6: Final answer
    x = 139,068,054,257.24

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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.