Home / 1,166,798,715.10-1,749,103,211.85-440,275,630.30

Finding the Fourth Proportional to 1,166,798,715.10, 1,749,103,211.85 and 440,275,630.30

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Solution

The fourth proportional to 1,166,798,715.10, 1,749,103,211.85 and 440,275,630.30 is: 660,000,314.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,166,798,715.10 : 1,749,103,211.85 = 440,275,630.30 : x
  2. Step 2: Convert to fraction form
    1,166,798,715.10/1,749,103,211.85 = 440,275,630.30/x
  3. Step 3: Cross multiply
    1,166,798,715.10x = 1,749,103,211.85 × 440,275,630.30
  4. Step 4: Simplify right side
    1,166,798,715.10x = 770,087,519,057,013,120
  5. Step 5: Solve for x
    x = 770,087,519,057,013,120/1,166,798,715.10
  6. Step 6: Final answer
    x = 660,000,314.61

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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.