Home / 540,520,487.10-810,780,730.65-367,058,144.70

Finding the Fourth Proportional to 540,520,487.10, 810,780,730.65 and 367,058,144.70

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Solution

The fourth proportional to 540,520,487.10, 810,780,730.65 and 367,058,144.70 is: 550,587,217.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    540,520,487.10 : 810,780,730.65 = 367,058,144.70 : x
  2. Step 2: Convert to fraction form
    540,520,487.10/810,780,730.65 = 367,058,144.70/x
  3. Step 3: Cross multiply
    540,520,487.10x = 810,780,730.65 × 367,058,144.70
  4. Step 4: Simplify right side
    540,520,487.10x = 297,603,670,750,899,392
  5. Step 5: Solve for x
    x = 297,603,670,750,899,392/540,520,487.10
  6. Step 6: Final answer
    x = 550,587,217.05

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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.