Home / 302,173,833.60-453,260,750.40-210,340,828.80

Finding the Fourth Proportional to 302,173,833.60, 453,260,750.40 and 210,340,828.80

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Solution

The fourth proportional to 302,173,833.60, 453,260,750.40 and 210,340,828.80 is: 315,511,243.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,173,833.60 : 453,260,750.40 = 210,340,828.80 : x
  2. Step 2: Convert to fraction form
    302,173,833.60/453,260,750.40 = 210,340,828.80/x
  3. Step 3: Cross multiply
    302,173,833.60x = 453,260,750.40 × 210,340,828.80
  4. Step 4: Simplify right side
    302,173,833.60x = 95,339,241,901,645,936
  5. Step 5: Solve for x
    x = 95,339,241,901,645,936/302,173,833.60
  6. Step 6: Final answer
    x = 315,511,243.20

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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.