Home / 262,008,034.40-393,012,051.60-201,541,858.40

Finding the Fourth Proportional to 262,008,034.40, 393,012,051.60 and 201,541,858.40

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Solution

The fourth proportional to 262,008,034.40, 393,012,051.60 and 201,541,858.40 is: 302,312,787.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,008,034.40 : 393,012,051.60 = 201,541,858.40 : x
  2. Step 2: Convert to fraction form
    262,008,034.40/393,012,051.60 = 201,541,858.40/x
  3. Step 3: Cross multiply
    262,008,034.40x = 393,012,051.60 × 201,541,858.40
  4. Step 4: Simplify right side
    262,008,034.40x = 79,208,379,253,060,704
  5. Step 5: Solve for x
    x = 79,208,379,253,060,704/262,008,034.40
  6. Step 6: Final answer
    x = 302,312,787.60

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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.