Home / 93,010,378.82-139,174,350.66-77,619,676.14

Finding the Fourth Proportional to 93,010,378.82, 139,174,350.66 and 77,619,676.14

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Solution

The fourth proportional to 93,010,378.82, 139,174,350.66 and 77,619,676.14 is: 116,144,758.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,010,378.82 : 139,174,350.66 = 77,619,676.14 : x
  2. Step 2: Convert to fraction form
    93,010,378.82/139,174,350.66 = 77,619,676.14/x
  3. Step 3: Cross multiply
    93,010,378.82x = 139,174,350.66 × 77,619,676.14
  4. Step 4: Simplify right side
    93,010,378.82x = 10,802,668,025,223,996
  5. Step 5: Solve for x
    x = 10,802,668,025,223,996/93,010,378.82
  6. Step 6: Final answer
    x = 116,144,758.93

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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.