Home / 148,972,289.87-223,508,668.87-65,962,709.50

Finding the Fourth Proportional to 148,972,289.87, 223,508,668.87 and 65,962,709.50

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Solution

The fourth proportional to 148,972,289.87, 223,508,668.87 and 65,962,709.50 is: 98,966,307.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,972,289.87 : 223,508,668.87 = 65,962,709.50 : x
  2. Step 2: Convert to fraction form
    148,972,289.87/223,508,668.87 = 65,962,709.50/x
  3. Step 3: Cross multiply
    148,972,289.87x = 223,508,668.87 × 65,962,709.50
  4. Step 4: Simplify right side
    148,972,289.87x = 14,743,237,395,403,504
  5. Step 5: Solve for x
    x = 14,743,237,395,403,504/148,972,289.87
  6. Step 6: Final answer
    x = 98,966,307.15

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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.