Home / 313,431,725.72-470,152,213.14-119,354,000.60

Finding the Fourth Proportional to 313,431,725.72, 470,152,213.14 and 119,354,000.60

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Solution

The fourth proportional to 313,431,725.72, 470,152,213.14 and 119,354,000.60 is: 179,032,761.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,431,725.72 : 470,152,213.14 = 119,354,000.60 : x
  2. Step 2: Convert to fraction form
    313,431,725.72/470,152,213.14 = 119,354,000.60/x
  3. Step 3: Cross multiply
    313,431,725.72x = 470,152,213.14 × 119,354,000.60
  4. Step 4: Simplify right side
    313,431,725.72x = 56,114,547,529,202,880
  5. Step 5: Solve for x
    x = 56,114,547,529,202,880/313,431,725.72
  6. Step 6: Final answer
    x = 179,032,761.92

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.