Home / 310,060,331.10-465,090,496.65-218,227,326.30

Finding the Fourth Proportional to 310,060,331.10, 465,090,496.65 and 218,227,326.30

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Solution

The fourth proportional to 310,060,331.10, 465,090,496.65 and 218,227,326.30 is: 327,340,989.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    310,060,331.10 : 465,090,496.65 = 218,227,326.30 : x
  2. Step 2: Convert to fraction form
    310,060,331.10/465,090,496.65 = 218,227,326.30/x
  3. Step 3: Cross multiply
    310,060,331.10x = 465,090,496.65 × 218,227,326.30
  4. Step 4: Simplify right side
    310,060,331.10x = 101,495,455,571,468,608
  5. Step 5: Solve for x
    x = 101,495,455,571,468,608/310,060,331.10
  6. Step 6: Final answer
    x = 327,340,989.45

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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.