Home / 446,840,465.40-670,260,698.10-140,132,086.20

Finding the Fourth Proportional to 446,840,465.40, 670,260,698.10 and 140,132,086.20

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Solution

The fourth proportional to 446,840,465.40, 670,260,698.10 and 140,132,086.20 is: 210,198,129.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,840,465.40 : 670,260,698.10 = 140,132,086.20 : x
  2. Step 2: Convert to fraction form
    446,840,465.40/670,260,698.10 = 140,132,086.20/x
  3. Step 3: Cross multiply
    446,840,465.40x = 670,260,698.10 × 140,132,086.20
  4. Step 4: Simplify right side
    446,840,465.40x = 93,925,029,922,621,376
  5. Step 5: Solve for x
    x = 93,925,029,922,621,376/446,840,465.40
  6. Step 6: Final answer
    x = 210,198,129.30

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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.