Home / 492,958,944.03-680,304,600.32-272,942,389.47

Finding the Fourth Proportional to 492,958,944.03, 680,304,600.32 and 272,942,389.47

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Solution

The fourth proportional to 492,958,944.03, 680,304,600.32 and 272,942,389.47 is: 376,672,267.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    492,958,944.03 : 680,304,600.32 = 272,942,389.47 : x
  2. Step 2: Convert to fraction form
    492,958,944.03/680,304,600.32 = 272,942,389.47/x
  3. Step 3: Cross multiply
    492,958,944.03x = 680,304,600.32 × 272,942,389.47
  4. Step 4: Simplify right side
    492,958,944.03x = 185,683,963,177,409,440
  5. Step 5: Solve for x
    x = 185,683,963,177,409,440/492,958,944.03
  6. Step 6: Final answer
    x = 376,672,267.39

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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.