Home / 310,274,090.46-428,179,540.95-171,041,797.50

Finding the Fourth Proportional to 310,274,090.46, 428,179,540.95 and 171,041,797.50

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Solution

The fourth proportional to 310,274,090.46, 428,179,540.95 and 171,041,797.50 is: 236,038,395.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    310,274,090.46 : 428,179,540.95 = 171,041,797.50 : x
  2. Step 2: Convert to fraction form
    310,274,090.46/428,179,540.95 = 171,041,797.50/x
  3. Step 3: Cross multiply
    310,274,090.46x = 428,179,540.95 × 171,041,797.50
  4. Step 4: Simplify right side
    310,274,090.46x = 73,236,598,336,812,848
  5. Step 5: Solve for x
    x = 73,236,598,336,812,848/310,274,090.46
  6. Step 6: Final answer
    x = 236,038,395.05

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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.