Home / 343,297,980.20-514,946,970.30-113,302,562.60

Finding the Fourth Proportional to 343,297,980.20, 514,946,970.30 and 113,302,562.60

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Solution

The fourth proportional to 343,297,980.20, 514,946,970.30 and 113,302,562.60 is: 169,953,843.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    343,297,980.20 : 514,946,970.30 = 113,302,562.60 : x
  2. Step 2: Convert to fraction form
    343,297,980.20/514,946,970.30 = 113,302,562.60/x
  3. Step 3: Cross multiply
    343,297,980.20x = 514,946,970.30 × 113,302,562.60
  4. Step 4: Simplify right side
    343,297,980.20x = 58,344,811,338,096,088
  5. Step 5: Solve for x
    x = 58,344,811,338,096,088/343,297,980.20
  6. Step 6: Final answer
    x = 169,953,843.90

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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.