Home / 476,928,019.80-715,392,029.70-136,525,843.80

Finding the Fourth Proportional to 476,928,019.80, 715,392,029.70 and 136,525,843.80

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Solution

The fourth proportional to 476,928,019.80, 715,392,029.70 and 136,525,843.80 is: 204,788,765.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    476,928,019.80 : 715,392,029.70 = 136,525,843.80 : x
  2. Step 2: Convert to fraction form
    476,928,019.80/715,392,029.70 = 136,525,843.80/x
  3. Step 3: Cross multiply
    476,928,019.80x = 715,392,029.70 × 136,525,843.80
  4. Step 4: Simplify right side
    476,928,019.80x = 97,669,500,502,587,168
  5. Step 5: Solve for x
    x = 97,669,500,502,587,168/476,928,019.80
  6. Step 6: Final answer
    x = 204,788,765.70

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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.