Home / 245,340,410.90-367,698,021.15-130,380,026.90

Finding the Fourth Proportional to 245,340,410.90, 367,698,021.15 and 130,380,026.90

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Solution

The fourth proportional to 245,340,410.90, 367,698,021.15 and 130,380,026.90 is: 195,403,919.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,340,410.90 : 367,698,021.15 = 130,380,026.90 : x
  2. Step 2: Convert to fraction form
    245,340,410.90/367,698,021.15 = 130,380,026.90/x
  3. Step 3: Cross multiply
    245,340,410.90x = 367,698,021.15 × 130,380,026.90
  4. Step 4: Simplify right side
    245,340,410.90x = 47,940,477,888,613,768
  5. Step 5: Solve for x
    x = 47,940,477,888,613,768/245,340,410.90
  6. Step 6: Final answer
    x = 195,403,919.45

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1.5x scale

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.