Home / 302,173,847.10-453,260,770.65-210,340,842.30

Finding the Fourth Proportional to 302,173,847.10, 453,260,770.65 and 210,340,842.30

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Solution

The fourth proportional to 302,173,847.10, 453,260,770.65 and 210,340,842.30 is: 315,511,263.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,173,847.10 : 453,260,770.65 = 210,340,842.30 : x
  2. Step 2: Convert to fraction form
    302,173,847.10/453,260,770.65 = 210,340,842.30/x
  3. Step 3: Cross multiply
    302,173,847.10x = 453,260,770.65 × 210,340,842.30
  4. Step 4: Simplify right side
    302,173,847.10x = 95,339,252,280,068,112
  5. Step 5: Solve for x
    x = 95,339,252,280,068,112/302,173,847.10
  6. Step 6: Final answer
    x = 315,511,263.45

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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.