Home / 547,243,564.91-755,196,848.03-296,348,389.70

Finding the Fourth Proportional to 547,243,564.91, 755,196,848.03 and 296,348,389.70

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Solution

The fourth proportional to 547,243,564.91, 755,196,848.03 and 296,348,389.70 is: 408,961,172.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    547,243,564.91 : 755,196,848.03 = 296,348,389.70 : x
  2. Step 2: Convert to fraction form
    547,243,564.91/755,196,848.03 = 296,348,389.70/x
  3. Step 3: Cross multiply
    547,243,564.91x = 755,196,848.03 × 296,348,389.70
  4. Step 4: Simplify right side
    547,243,564.91x = 223,801,369,820,206,112
  5. Step 5: Solve for x
    x = 223,801,369,820,206,112/547,243,564.91
  6. Step 6: Final answer
    x = 408,961,172.27

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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.