Home / 99,535,028.40-149,280,136.20-35,709,620.40

Finding the Fourth Proportional to 99,535,028.40, 149,280,136.20 and 35,709,620.40

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Solution

The fourth proportional to 99,535,028.40, 149,280,136.20 and 35,709,620.40 is: 53,556,391.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,535,028.40 : 149,280,136.20 = 35,709,620.40 : x
  2. Step 2: Convert to fraction form
    99,535,028.40/149,280,136.20 = 35,709,620.40/x
  3. Step 3: Cross multiply
    99,535,028.40x = 149,280,136.20 × 35,709,620.40
  4. Step 4: Simplify right side
    99,535,028.40x = 5,330,736,996,962,298
  5. Step 5: Solve for x
    x = 5,330,736,996,962,298/99,535,028.40
  6. Step 6: Final answer
    x = 53,556,391.98

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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.