Home / 264,686,534.40-397,029,801.60-80,453,654.40

Finding the Fourth Proportional to 264,686,534.40, 397,029,801.60 and 80,453,654.40

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Solution

The fourth proportional to 264,686,534.40, 397,029,801.60 and 80,453,654.40 is: 120,680,481.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,686,534.40 : 397,029,801.60 = 80,453,654.40 : x
  2. Step 2: Convert to fraction form
    264,686,534.40/397,029,801.60 = 80,453,654.40/x
  3. Step 3: Cross multiply
    264,686,534.40x = 397,029,801.60 × 80,453,654.40
  4. Step 4: Simplify right side
    264,686,534.40x = 31,942,498,444,426,972
  5. Step 5: Solve for x
    x = 31,942,498,444,426,972/264,686,534.40
  6. Step 6: Final answer
    x = 120,680,481.60

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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.