Home / 116,555,693.87-174,747,349.76-70,487,321.11

Finding the Fourth Proportional to 116,555,693.87, 174,747,349.76 and 70,487,321.11

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Solution

The fourth proportional to 116,555,693.87, 174,747,349.76 and 70,487,321.11 is: 105,678,857.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,555,693.87 : 174,747,349.76 = 70,487,321.11 : x
  2. Step 2: Convert to fraction form
    116,555,693.87/174,747,349.76 = 70,487,321.11/x
  3. Step 3: Cross multiply
    116,555,693.87x = 174,747,349.76 × 70,487,321.11
  4. Step 4: Simplify right side
    116,555,693.87x = 12,317,472,556,159,612
  5. Step 5: Solve for x
    x = 12,317,472,556,159,612/116,555,693.87
  6. Step 6: Final answer
    x = 105,678,857.44

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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.