Home / 1,371,364,719.93-2,057,592,138.62-438,831,247.82

Finding the Fourth Proportional to 1,371,364,719.93, 2,057,592,138.62 and 438,831,247.82

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Solution

The fourth proportional to 1,371,364,719.93, 2,057,592,138.62 and 438,831,247.82 is: 658,421,288.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,371,364,719.93 : 2,057,592,138.62 = 438,831,247.82 : x
  2. Step 2: Convert to fraction form
    1,371,364,719.93/2,057,592,138.62 = 438,831,247.82/x
  3. Step 3: Cross multiply
    1,371,364,719.93x = 2,057,592,138.62 × 438,831,247.82
  4. Step 4: Simplify right side
    1,371,364,719.93x = 902,935,725,682,754,944
  5. Step 5: Solve for x
    x = 902,935,725,682,754,944/1,371,364,719.93
  6. Step 6: Final answer
    x = 658,421,288.34

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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.