Home / 11,530,503,841.98-15,905,137,564.37-7,615,366,787.32

Finding the Fourth Proportional to 11,530,503,841.98, 15,905,137,564.37 and 7,615,366,787.32

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Solution

The fourth proportional to 11,530,503,841.98, 15,905,137,564.37 and 7,615,366,787.32 is: 10,504,610,901.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,530,503,841.98 : 15,905,137,564.37 = 7,615,366,787.32 : x
  2. Step 2: Convert to fraction form
    11,530,503,841.98/15,905,137,564.37 = 7,615,366,787.32/x
  3. Step 3: Cross multiply
    11,530,503,841.98x = 15,905,137,564.37 × 7,615,366,787.32
  4. Step 4: Simplify right side
    11,530,503,841.98x = 121,123,456,355,388,784,640
  5. Step 5: Solve for x
    x = 121,123,456,355,388,784,640/11,530,503,841.98
  6. Step 6: Final answer
    x = 10,504,610,901.25

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Double scale
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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.