Home / 348,265,715.46-480,592,278.05-189,496,491.93

Finding the Fourth Proportional to 348,265,715.46, 480,592,278.05 and 189,496,491.93

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Solution

The fourth proportional to 348,265,715.46, 480,592,278.05 and 189,496,491.93 is: 261,497,318.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,265,715.46 : 480,592,278.05 = 189,496,491.93 : x
  2. Step 2: Convert to fraction form
    348,265,715.46/480,592,278.05 = 189,496,491.93/x
  3. Step 3: Cross multiply
    348,265,715.46x = 480,592,278.05 × 189,496,491.93
  4. Step 4: Simplify right side
    348,265,715.46x = 91,070,550,738,174,672
  5. Step 5: Solve for x
    x = 91,070,550,738,174,672/348,265,715.46
  6. Step 6: Final answer
    x = 261,497,318.56

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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.