Home / 328,984,285.20-493,665,384.60-124,658,998.80

Finding the Fourth Proportional to 328,984,285.20, 493,665,384.60 and 124,658,998.80

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Solution

The fourth proportional to 328,984,285.20, 493,665,384.60 and 124,658,998.80 is: 187,060,097.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,984,285.20 : 493,665,384.60 = 124,658,998.80 : x
  2. Step 2: Convert to fraction form
    328,984,285.20/493,665,384.60 = 124,658,998.80/x
  3. Step 3: Cross multiply
    328,984,285.20x = 493,665,384.60 × 124,658,998.80
  4. Step 4: Simplify right side
    328,984,285.20x = 61,539,832,586,452,936
  5. Step 5: Solve for x
    x = 61,539,832,586,452,936/328,984,285.20
  6. Step 6: Final answer
    x = 187,060,097.87

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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.