Home / 547,284,346.07-755,243,063.08-296,386,699.20

Finding the Fourth Proportional to 547,284,346.07, 755,243,063.08 and 296,386,699.20

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Solution

The fourth proportional to 547,284,346.07, 755,243,063.08 and 296,386,699.20 is: 409,008,589.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    547,284,346.07 : 755,243,063.08 = 296,386,699.20 : x
  2. Step 2: Convert to fraction form
    547,284,346.07/755,243,063.08 = 296,386,699.20/x
  3. Step 3: Cross multiply
    547,284,346.07x = 755,243,063.08 × 296,386,699.20
  4. Step 4: Simplify right side
    547,284,346.07x = 223,843,998,562,346,848
  5. Step 5: Solve for x
    x = 223,843,998,562,346,848/547,284,346.07
  6. Step 6: Final answer
    x = 409,008,589.72

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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.