Home / 551,956,031.80-827,934,047.70-414,206,524.60

Finding the Fourth Proportional to 551,956,031.80, 827,934,047.70 and 414,206,524.60

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Solution

The fourth proportional to 551,956,031.80, 827,934,047.70 and 414,206,524.60 is: 621,309,786.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    551,956,031.80 : 827,934,047.70 = 414,206,524.60 : x
  2. Step 2: Convert to fraction form
    551,956,031.80/827,934,047.70 = 414,206,524.60/x
  3. Step 3: Cross multiply
    551,956,031.80x = 827,934,047.70 × 414,206,524.60
  4. Step 4: Simplify right side
    551,956,031.80x = 342,935,684,495,827,648
  5. Step 5: Solve for x
    x = 342,935,684,495,827,648/551,956,031.80
  6. Step 6: Final answer
    x = 621,309,786.90

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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.