Home / 715,109,773.55-1,072,085,804.64-223,570,028.13

Finding the Fourth Proportional to 715,109,773.55, 1,072,085,804.64 and 223,570,028.13

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Solution

The fourth proportional to 715,109,773.55, 1,072,085,804.64 and 223,570,028.13 is: 335,174,070.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    715,109,773.55 : 1,072,085,804.64 = 223,570,028.13 : x
  2. Step 2: Convert to fraction form
    715,109,773.55/1,072,085,804.64 = 223,570,028.13/x
  3. Step 3: Cross multiply
    715,109,773.55x = 1,072,085,804.64 × 223,570,028.13
  4. Step 4: Simplify right side
    715,109,773.55x = 239,686,253,500,020,640
  5. Step 5: Solve for x
    x = 239,686,253,500,020,640/715,109,773.55
  6. Step 6: Final answer
    x = 335,174,070.28

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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.