Home / 551,956,030.80-827,934,046.20-414,206,523.60

Finding the Fourth Proportional to 551,956,030.80, 827,934,046.20 and 414,206,523.60

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Solution

The fourth proportional to 551,956,030.80, 827,934,046.20 and 414,206,523.60 is: 621,309,785.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    551,956,030.80 : 827,934,046.20 = 414,206,523.60 : x
  2. Step 2: Convert to fraction form
    551,956,030.80/827,934,046.20 = 414,206,523.60/x
  3. Step 3: Cross multiply
    551,956,030.80x = 827,934,046.20 × 414,206,523.60
  4. Step 4: Simplify right side
    551,956,030.80x = 342,935,683,046,583,808
  5. Step 5: Solve for x
    x = 342,935,683,046,583,808/551,956,030.80
  6. Step 6: Final answer
    x = 621,309,785.40

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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.