Home / 539,436,377.84-744,422,177.05-291,917,738.84

Finding the Fourth Proportional to 539,436,377.84, 744,422,177.05 and 291,917,738.84

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Solution

The fourth proportional to 539,436,377.84, 744,422,177.05 and 291,917,738.84 is: 402,846,466.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    539,436,377.84 : 744,422,177.05 = 291,917,738.84 : x
  2. Step 2: Convert to fraction form
    539,436,377.84/744,422,177.05 = 291,917,738.84/x
  3. Step 3: Cross multiply
    539,436,377.84x = 744,422,177.05 × 291,917,738.84
  4. Step 4: Simplify right side
    539,436,377.84x = 217,310,038,662,334,240
  5. Step 5: Solve for x
    x = 217,310,038,662,334,240/539,436,377.84
  6. Step 6: Final answer
    x = 402,846,466.41

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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.