Home / 313,684,908.60-470,427,536.55-103,556,469.94

Finding the Fourth Proportional to 313,684,908.60, 470,427,536.55 and 103,556,469.94

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Solution

The fourth proportional to 313,684,908.60, 470,427,536.55 and 103,556,469.94 is: 155,301,749.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,684,908.60 : 470,427,536.55 = 103,556,469.94 : x
  2. Step 2: Convert to fraction form
    313,684,908.60/470,427,536.55 = 103,556,469.94/x
  3. Step 3: Cross multiply
    313,684,908.60x = 470,427,536.55 × 103,556,469.94
  4. Step 4: Simplify right side
    313,684,908.60x = 48,715,815,047,688,328
  5. Step 5: Solve for x
    x = 48,715,815,047,688,328/313,684,908.60
  6. Step 6: Final answer
    x = 155,301,749.34

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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.