Home / 674,002,533,836.88-1,011,351,389,826.50-315,890,889,105.40

Finding the Fourth Proportional to 674,002,533,836.88, 1,011,351,389,826.50 and 315,890,889,105.40

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Solution

The fourth proportional to 674,002,533,836.88, 1,011,351,389,826.50 and 315,890,889,105.40 is: 473,999,241,385.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    674,002,533,836.88 : 1,011,351,389,826.50 = 315,890,889,105.40 : x
  2. Step 2: Convert to fraction form
    674,002,533,836.88/1,011,351,389,826.50 = 315,890,889,105.40/x
  3. Step 3: Cross multiply
    674,002,533,836.88x = 1,011,351,389,826.50 × 315,890,889,105.40
  4. Step 4: Simplify right side
    674,002,533,836.88x = 319,476,689,730,275,075,162,112
  5. Step 5: Solve for x
    x = 319,476,689,730,275,075,162,112/674,002,533,836.88
  6. Step 6: Final answer
    x = 473,999,241,385.04

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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.