Home / 402,002,160.60-603,003,240.90-264,252,653.40

Finding the Fourth Proportional to 402,002,160.60, 603,003,240.90 and 264,252,653.40

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Solution

The fourth proportional to 402,002,160.60, 603,003,240.90 and 264,252,653.40 is: 396,378,980.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    402,002,160.60 : 603,003,240.90 = 264,252,653.40 : x
  2. Step 2: Convert to fraction form
    402,002,160.60/603,003,240.90 = 264,252,653.40/x
  3. Step 3: Cross multiply
    402,002,160.60x = 603,003,240.90 × 264,252,653.40
  4. Step 4: Simplify right side
    402,002,160.60x = 159,345,206,416,624,416
  5. Step 5: Solve for x
    x = 159,345,206,416,624,416/402,002,160.60
  6. Step 6: Final answer
    x = 396,378,980.10

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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.