Home / 715,109,774.55-1,072,085,806.13-223,570,029.13

Finding the Fourth Proportional to 715,109,774.55, 1,072,085,806.13 and 223,570,029.13

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Solution

The fourth proportional to 715,109,774.55, 1,072,085,806.13 and 223,570,029.13 is: 335,174,071.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    715,109,774.55 : 1,072,085,806.13 = 223,570,029.13 : x
  2. Step 2: Convert to fraction form
    715,109,774.55/1,072,085,806.13 = 223,570,029.13/x
  3. Step 3: Cross multiply
    715,109,774.55x = 1,072,085,806.13 × 223,570,029.13
  4. Step 4: Simplify right side
    715,109,774.55x = 239,686,254,906,343,616
  5. Step 5: Solve for x
    x = 239,686,254,906,343,616/715,109,774.55
  6. Step 6: Final answer
    x = 335,174,071.78

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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.