Home / 176,004,814.40-264,007,221.60-85,305,550.40

Finding the Fourth Proportional to 176,004,814.40, 264,007,221.60 and 85,305,550.40

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Solution

The fourth proportional to 176,004,814.40, 264,007,221.60 and 85,305,550.40 is: 127,958,325.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,004,814.40 : 264,007,221.60 = 85,305,550.40 : x
  2. Step 2: Convert to fraction form
    176,004,814.40/264,007,221.60 = 85,305,550.40/x
  3. Step 3: Cross multiply
    176,004,814.40x = 264,007,221.60 × 85,305,550.40
  4. Step 4: Simplify right side
    176,004,814.40x = 22,521,281,348,162,768
  5. Step 5: Solve for x
    x = 22,521,281,348,162,768/176,004,814.40
  6. Step 6: Final answer
    x = 127,958,325.60

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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.