Home / 245,340,411.40-367,698,021.90-130,380,027.40

Finding the Fourth Proportional to 245,340,411.40, 367,698,021.90 and 130,380,027.40

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Solution

The fourth proportional to 245,340,411.40, 367,698,021.90 and 130,380,027.40 is: 195,403,920.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,340,411.40 : 367,698,021.90 = 130,380,027.40 : x
  2. Step 2: Convert to fraction form
    245,340,411.40/367,698,021.90 = 130,380,027.40/x
  3. Step 3: Cross multiply
    245,340,411.40x = 367,698,021.90 × 130,380,027.40
  4. Step 4: Simplify right side
    245,340,411.40x = 47,940,478,170,247,800
  5. Step 5: Solve for x
    x = 47,940,478,170,247,800/245,340,411.40
  6. Step 6: Final answer
    x = 195,403,920.20

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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.