Home / 329,670,186.90-494,505,280.35-99,674,769.30

Finding the Fourth Proportional to 329,670,186.90, 494,505,280.35 and 99,674,769.30

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Solution

The fourth proportional to 329,670,186.90, 494,505,280.35 and 99,674,769.30 is: 149,512,153.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,670,186.90 : 494,505,280.35 = 99,674,769.30 : x
  2. Step 2: Convert to fraction form
    329,670,186.90/494,505,280.35 = 99,674,769.30/x
  3. Step 3: Cross multiply
    329,670,186.90x = 494,505,280.35 × 99,674,769.30
  4. Step 4: Simplify right side
    329,670,186.90x = 49,289,699,736,518,072
  5. Step 5: Solve for x
    x = 49,289,699,736,518,072/329,670,186.90
  6. Step 6: Final answer
    x = 149,512,153.95

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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.