Home / 739,586,687.60-1,109,380,031.40-524,595,839.60

Finding the Fourth Proportional to 739,586,687.60, 1,109,380,031.40 and 524,595,839.60

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Solution

The fourth proportional to 739,586,687.60, 1,109,380,031.40 and 524,595,839.60 is: 786,893,759.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    739,586,687.60 : 1,109,380,031.40 = 524,595,839.60 : x
  2. Step 2: Convert to fraction form
    739,586,687.60/1,109,380,031.40 = 524,595,839.60/x
  3. Step 3: Cross multiply
    739,586,687.60x = 1,109,380,031.40 × 524,595,839.60
  4. Step 4: Simplify right side
    739,586,687.60x = 581,976,149,007,757,440
  5. Step 5: Solve for x
    x = 581,976,149,007,757,440/739,586,687.60
  6. Step 6: Final answer
    x = 786,893,759.40

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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.