Home / 245,338,998.90-367,695,903.15-130,378,614.90

Finding the Fourth Proportional to 245,338,998.90, 367,695,903.15 and 130,378,614.90

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Solution

The fourth proportional to 245,338,998.90, 367,695,903.15 and 130,378,614.90 is: 195,401,802.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,338,998.90 : 367,695,903.15 = 130,378,614.90 : x
  2. Step 2: Convert to fraction form
    245,338,998.90/367,695,903.15 = 130,378,614.90/x
  3. Step 3: Cross multiply
    245,338,998.90x = 367,695,903.15 × 130,378,614.90
  4. Step 4: Simplify right side
    245,338,998.90x = 47,939,682,557,101,544
  5. Step 5: Solve for x
    x = 47,939,682,557,101,544/245,338,998.90
  6. Step 6: Final answer
    x = 195,401,802.29

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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.