Home / 266,460,313-367,602,633.28-178,382,684.20

Finding the Fourth Proportional to 266,460,313, 367,602,633.28 and 178,382,684.20

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Solution

The fourth proportional to 266,460,313, 367,602,633.28 and 178,382,684.20 is: 246,092,724.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,460,313 : 367,602,633.28 = 178,382,684.20 : x
  2. Step 2: Convert to fraction form
    266,460,313/367,602,633.28 = 178,382,684.20/x
  3. Step 3: Cross multiply
    266,460,313x = 367,602,633.28 × 178,382,684.20
  4. Step 4: Simplify right side
    266,460,313x = 65,573,944,443,474,640
  5. Step 5: Solve for x
    x = 65,573,944,443,474,640/266,460,313
  6. Step 6: Final answer
    x = 246,092,724.67

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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.