Home / 343,297,511.20-514,946,266.80-113,302,093.60

Finding the Fourth Proportional to 343,297,511.20, 514,946,266.80 and 113,302,093.60

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Solution

The fourth proportional to 343,297,511.20, 514,946,266.80 and 113,302,093.60 is: 169,953,140.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    343,297,511.20 : 514,946,266.80 = 113,302,093.60 : x
  2. Step 2: Convert to fraction form
    343,297,511.20/514,946,266.80 = 113,302,093.60/x
  3. Step 3: Cross multiply
    343,297,511.20x = 514,946,266.80 × 113,302,093.60
  4. Step 4: Simplify right side
    343,297,511.20x = 58,344,490,119,944,168
  5. Step 5: Solve for x
    x = 58,344,490,119,944,168/343,297,511.20
  6. Step 6: Final answer
    x = 169,953,140.40

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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.