Home / 1,147,915,000,200.20-1,584,170,826,282.10-660,174,318,769.20

Finding the Fourth Proportional to 1,147,915,000,200.20, 1,584,170,826,282.10 and 660,174,318,769.20

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Solution

The fourth proportional to 1,147,915,000,200.20, 1,584,170,826,282.10 and 660,174,318,769.20 is: 911,068,237,519.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,147,915,000,200.20 : 1,584,170,826,282.10 = 660,174,318,769.20 : x
  2. Step 2: Convert to fraction form
    1,147,915,000,200.20/1,584,170,826,282.10 = 660,174,318,769.20/x
  3. Step 3: Cross multiply
    1,147,915,000,200.20x = 1,584,170,826,282.10 × 660,174,318,769.20
  4. Step 4: Simplify right side
    1,147,915,000,200.20x = 1,045,828,896,054,826,040,819,712
  5. Step 5: Solve for x
    x = 1,045,828,896,054,826,040,819,712/1,147,915,000,200.20
  6. Step 6: Final answer
    x = 911,068,237,519.70

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.