Home / 496,804,660.04-685,593,127.58-285,094,633.28

Finding the Fourth Proportional to 496,804,660.04, 685,593,127.58 and 285,094,633.28

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Solution

The fourth proportional to 496,804,660.04, 685,593,127.58 and 285,094,633.28 is: 393,432,141.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    496,804,660.04 : 685,593,127.58 = 285,094,633.28 : x
  2. Step 2: Convert to fraction form
    496,804,660.04/685,593,127.58 = 285,094,633.28/x
  3. Step 3: Cross multiply
    496,804,660.04x = 685,593,127.58 × 285,094,633.28
  4. Step 4: Simplify right side
    496,804,660.04x = 195,458,921,281,854,912
  5. Step 5: Solve for x
    x = 195,458,921,281,854,912/496,804,660.04
  6. Step 6: Final answer
    x = 393,432,141.45

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.