Home / 580,032,004.80-870,048,007.20-322,042,987.20

Finding the Fourth Proportional to 580,032,004.80, 870,048,007.20 and 322,042,987.20

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Solution

The fourth proportional to 580,032,004.80, 870,048,007.20 and 322,042,987.20 is: 483,064,480.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    580,032,004.80 : 870,048,007.20 = 322,042,987.20 : x
  2. Step 2: Convert to fraction form
    580,032,004.80/870,048,007.20 = 322,042,987.20/x
  3. Step 3: Cross multiply
    580,032,004.80x = 870,048,007.20 × 322,042,987.20
  4. Step 4: Simplify right side
    580,032,004.80x = 280,192,859,246,095,104
  5. Step 5: Solve for x
    x = 280,192,859,246,095,104/580,032,004.80
  6. Step 6: Final answer
    x = 483,064,480.80

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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.