Home / 307,119,240.40-459,783,065.40-274,870,613.20

Finding the Fourth Proportional to 307,119,240.40, 459,783,065.40 and 274,870,613.20

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Solution

The fourth proportional to 307,119,240.40, 459,783,065.40 and 274,870,613.20 is: 411,504,186.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,119,240.40 : 459,783,065.40 = 274,870,613.20 : x
  2. Step 2: Convert to fraction form
    307,119,240.40/459,783,065.40 = 274,870,613.20/x
  3. Step 3: Cross multiply
    307,119,240.40x = 459,783,065.40 × 274,870,613.20
  4. Step 4: Simplify right side
    307,119,240.40x = 126,380,853,125,473,696
  5. Step 5: Solve for x
    x = 126,380,853,125,473,696/307,119,240.40
  6. Step 6: Final answer
    x = 411,504,186.32

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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.