Home / 1,273,301,705.70-1,757,138,355.60-716,383,424.16

Finding the Fourth Proportional to 1,273,301,705.70, 1,757,138,355.60 and 716,383,424.16

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Solution

The fourth proportional to 1,273,301,705.70, 1,757,138,355.60 and 716,383,424.16 is: 988,598,999.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,273,301,705.70 : 1,757,138,355.60 = 716,383,424.16 : x
  2. Step 2: Convert to fraction form
    1,273,301,705.70/1,757,138,355.60 = 716,383,424.16/x
  3. Step 3: Cross multiply
    1,273,301,705.70x = 1,757,138,355.60 × 716,383,424.16
  4. Step 4: Simplify right side
    1,273,301,705.70x = 1,258,784,791,907,599,616
  5. Step 5: Solve for x
    x = 1,258,784,791,907,599,616/1,273,301,705.70
  6. Step 6: Final answer
    x = 988,598,999.18

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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.