Home / 832,548,786,715.35-1,247,941,784,436-280,041,855,814.57

Finding the Fourth Proportional to 832,548,786,715.35, 1,247,941,784,436 and 280,041,855,814.57

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Solution

The fourth proportional to 832,548,786,715.35, 1,247,941,784,436 and 280,041,855,814.57 is: 419,766,311,402.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    832,548,786,715.35 : 1,247,941,784,436 = 280,041,855,814.57 : x
  2. Step 2: Convert to fraction form
    832,548,786,715.35/1,247,941,784,436 = 280,041,855,814.57/x
  3. Step 3: Cross multiply
    832,548,786,715.35x = 1,247,941,784,436 × 280,041,855,814.57
  4. Step 4: Simplify right side
    832,548,786,715.35x = 349,475,933,262,003,505,725,440
  5. Step 5: Solve for x
    x = 349,475,933,262,003,505,725,440/832,548,786,715.35
  6. Step 6: Final answer
    x = 419,766,311,402.35

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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.