Home / 7,408,167,155.57-10,223,006,161.29-4,193,008,115.03

Finding the Fourth Proportional to 7,408,167,155.57, 10,223,006,161.29 and 4,193,008,115.03

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Solution

The fourth proportional to 7,408,167,155.57, 10,223,006,161.29 and 4,193,008,115.03 is: 5,786,201,484.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,408,167,155.57 : 10,223,006,161.29 = 4,193,008,115.03 : x
  2. Step 2: Convert to fraction form
    7,408,167,155.57/10,223,006,161.29 = 4,193,008,115.03/x
  3. Step 3: Cross multiply
    7,408,167,155.57x = 10,223,006,161.29 × 4,193,008,115.03
  4. Step 4: Simplify right side
    7,408,167,155.57x = 42,865,147,794,239,545,344
  5. Step 5: Solve for x
    x = 42,865,147,794,239,545,344/7,408,167,155.57
  6. Step 6: Final answer
    x = 5,786,201,484.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.