Home / 309,118,048.80-463,677,073.20-165,790,816.80

Finding the Fourth Proportional to 309,118,048.80, 463,677,073.20 and 165,790,816.80

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Solution

The fourth proportional to 309,118,048.80, 463,677,073.20 and 165,790,816.80 is: 248,686,225.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    309,118,048.80 : 463,677,073.20 = 165,790,816.80 : x
  2. Step 2: Convert to fraction form
    309,118,048.80/463,677,073.20 = 165,790,816.80/x
  3. Step 3: Cross multiply
    309,118,048.80x = 463,677,073.20 × 165,790,816.80
  4. Step 4: Simplify right side
    309,118,048.80x = 76,873,400,697,261,392
  5. Step 5: Solve for x
    x = 76,873,400,697,261,392/309,118,048.80
  6. Step 6: Final answer
    x = 248,686,225.20

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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.