Home / 302,170,449.60-453,255,674.40-210,337,444.80

Finding the Fourth Proportional to 302,170,449.60, 453,255,674.40 and 210,337,444.80

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Solution

The fourth proportional to 302,170,449.60, 453,255,674.40 and 210,337,444.80 is: 315,506,167.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,170,449.60 : 453,255,674.40 = 210,337,444.80 : x
  2. Step 2: Convert to fraction form
    302,170,449.60/453,255,674.40 = 210,337,444.80/x
  3. Step 3: Cross multiply
    302,170,449.60x = 453,255,674.40 × 210,337,444.80
  4. Step 4: Simplify right side
    302,170,449.60x = 95,336,640,394,396,768
  5. Step 5: Solve for x
    x = 95,336,640,394,396,768/302,170,449.60
  6. Step 6: Final answer
    x = 315,506,167.20

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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.