Home / 245,339,017.40-367,695,930.90-130,378,633.40

Finding the Fourth Proportional to 245,339,017.40, 367,695,930.90 and 130,378,633.40

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Solution

The fourth proportional to 245,339,017.40, 367,695,930.90 and 130,378,633.40 is: 195,401,830.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,339,017.40 : 367,695,930.90 = 130,378,633.40 : x
  2. Step 2: Convert to fraction form
    245,339,017.40/367,695,930.90 = 130,378,633.40/x
  3. Step 3: Cross multiply
    245,339,017.40x = 367,695,930.90 × 130,378,633.40
  4. Step 4: Simplify right side
    245,339,017.40x = 47,939,692,977,482,832
  5. Step 5: Solve for x
    x = 47,939,692,977,482,832/245,339,017.40
  6. Step 6: Final answer
    x = 195,401,830.03

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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.