Home / 168,460,405.40-252,690,608.10-47,291,857.40

Finding the Fourth Proportional to 168,460,405.40, 252,690,608.10 and 47,291,857.40

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Solution

The fourth proportional to 168,460,405.40, 252,690,608.10 and 47,291,857.40 is: 70,937,786.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,460,405.40 : 252,690,608.10 = 47,291,857.40 : x
  2. Step 2: Convert to fraction form
    168,460,405.40/252,690,608.10 = 47,291,857.40/x
  3. Step 3: Cross multiply
    168,460,405.40x = 252,690,608.10 × 47,291,857.40
  4. Step 4: Simplify right side
    168,460,405.40x = 11,950,208,204,584,484
  5. Step 5: Solve for x
    x = 11,950,208,204,584,484/168,460,405.40
  6. Step 6: Final answer
    x = 70,937,786.10

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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.