Home / 493,570,349.10-740,438,758.44-165,967,987.16

Finding the Fourth Proportional to 493,570,349.10, 740,438,758.44 and 165,967,987.16

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Solution

The fourth proportional to 493,570,349.10, 740,438,758.44 and 165,967,987.16 is: 248,979,969.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    493,570,349.10 : 740,438,758.44 = 165,967,987.16 : x
  2. Step 2: Convert to fraction form
    493,570,349.10/740,438,758.44 = 165,967,987.16/x
  3. Step 3: Cross multiply
    493,570,349.10x = 740,438,758.44 × 165,967,987.16
  4. Step 4: Simplify right side
    493,570,349.10x = 122,889,130,355,387,360
  5. Step 5: Solve for x
    x = 122,889,130,355,387,360/493,570,349.10
  6. Step 6: Final answer
    x = 248,979,969.28

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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.