Home / 575,775,876.08-794,570,165.92-311,457,259.28

Finding the Fourth Proportional to 575,775,876.08, 794,570,165.92 and 311,457,259.28

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Solution

The fourth proportional to 575,775,876.08, 794,570,165.92 and 311,457,259.28 is: 429,810,724.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    575,775,876.08 : 794,570,165.92 = 311,457,259.28 : x
  2. Step 2: Convert to fraction form
    575,775,876.08/794,570,165.92 = 311,457,259.28/x
  3. Step 3: Cross multiply
    575,775,876.08x = 794,570,165.92 × 311,457,259.28
  4. Step 4: Simplify right side
    575,775,876.08x = 247,474,646,185,473,824
  5. Step 5: Solve for x
    x = 247,474,646,185,473,824/575,775,876.08
  6. Step 6: Final answer
    x = 429,810,724.04

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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.