Home / 400,828,847.70-601,243,271.55-362,086,798.80

Finding the Fourth Proportional to 400,828,847.70, 601,243,271.55 and 362,086,798.80

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Solution

The fourth proportional to 400,828,847.70, 601,243,271.55 and 362,086,798.80 is: 543,130,198.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    400,828,847.70 : 601,243,271.55 = 362,086,798.80 : x
  2. Step 2: Convert to fraction form
    400,828,847.70/601,243,271.55 = 362,086,798.80/x
  3. Step 3: Cross multiply
    400,828,847.70x = 601,243,271.55 × 362,086,798.80
  4. Step 4: Simplify right side
    400,828,847.70x = 217,702,251,495,578,592
  5. Step 5: Solve for x
    x = 217,702,251,495,578,592/400,828,847.70
  6. Step 6: Final answer
    x = 543,130,198.20

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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.