Home / 476,767,000.80-715,150,501.20-412,143,775.20

Finding the Fourth Proportional to 476,767,000.80, 715,150,501.20 and 412,143,775.20

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Solution

The fourth proportional to 476,767,000.80, 715,150,501.20 and 412,143,775.20 is: 618,215,662.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    476,767,000.80 : 715,150,501.20 = 412,143,775.20 : x
  2. Step 2: Convert to fraction form
    476,767,000.80/715,150,501.20 = 412,143,775.20/x
  3. Step 3: Cross multiply
    476,767,000.80x = 715,150,501.20 × 412,143,775.20
  4. Step 4: Simplify right side
    476,767,000.80x = 294,744,827,400,740,160
  5. Step 5: Solve for x
    x = 294,744,827,400,740,160/476,767,000.80
  6. Step 6: Final answer
    x = 618,215,662.80

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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.