Home / 245,340,429.90-367,698,049.65-130,380,045.90

Finding the Fourth Proportional to 245,340,429.90, 367,698,049.65 and 130,380,045.90

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Solution

The fourth proportional to 245,340,429.90, 367,698,049.65 and 130,380,045.90 is: 195,403,947.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,340,429.90 : 367,698,049.65 = 130,380,045.90 : x
  2. Step 2: Convert to fraction form
    245,340,429.90/367,698,049.65 = 130,380,045.90/x
  3. Step 3: Cross multiply
    245,340,429.90x = 367,698,049.65 × 130,380,045.90
  4. Step 4: Simplify right side
    245,340,429.90x = 47,940,488,590,707,480
  5. Step 5: Solve for x
    x = 47,940,488,590,707,480/245,340,429.90
  6. Step 6: Final answer
    x = 195,403,947.94

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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.