Home / 547,288,111.79-755,248,260.16-296,390,470.31

Finding the Fourth Proportional to 547,288,111.79, 755,248,260.16 and 296,390,470.31

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Solution

The fourth proportional to 547,288,111.79, 755,248,260.16 and 296,390,470.31 is: 409,013,794.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    547,288,111.79 : 755,248,260.16 = 296,390,470.31 : x
  2. Step 2: Convert to fraction form
    547,288,111.79/755,248,260.16 = 296,390,470.31/x
  3. Step 3: Cross multiply
    547,288,111.79x = 755,248,260.16 × 296,390,470.31
  4. Step 4: Simplify right side
    547,288,111.79x = 223,848,387,029,631,616
  5. Step 5: Solve for x
    x = 223,848,387,029,631,616/547,288,111.79
  6. Step 6: Final answer
    x = 409,013,794.03

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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.