Home / 302,173,842.60-453,260,763.90-210,340,837.80

Finding the Fourth Proportional to 302,173,842.60, 453,260,763.90 and 210,340,837.80

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Solution

The fourth proportional to 302,173,842.60, 453,260,763.90 and 210,340,837.80 is: 315,511,256.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,173,842.60 : 453,260,763.90 = 210,340,837.80 : x
  2. Step 2: Convert to fraction form
    302,173,842.60/453,260,763.90 = 210,340,837.80/x
  3. Step 3: Cross multiply
    302,173,842.60x = 453,260,763.90 × 210,340,837.80
  4. Step 4: Simplify right side
    302,173,842.60x = 95,339,248,820,594,000
  5. Step 5: Solve for x
    x = 95,339,248,820,594,000/302,173,842.60
  6. Step 6: Final answer
    x = 315,511,256.70

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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.