Home / 347,680,520,003.10-521,520,780,004.65-334,456,567,311.90

Finding the Fourth Proportional to 347,680,520,003.10, 521,520,780,004.65 and 334,456,567,311.90

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Solution

The fourth proportional to 347,680,520,003.10, 521,520,780,004.65 and 334,456,567,311.90 is: 501,684,850,967.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,680,520,003.10 : 521,520,780,004.65 = 334,456,567,311.90 : x
  2. Step 2: Convert to fraction form
    347,680,520,003.10/521,520,780,004.65 = 334,456,567,311.90/x
  3. Step 3: Cross multiply
    347,680,520,003.10x = 521,520,780,004.65 × 334,456,567,311.90
  4. Step 4: Simplify right side
    347,680,520,003.10x = 174,426,049,862,179,835,871,232
  5. Step 5: Solve for x
    x = 174,426,049,862,179,835,871,232/347,680,520,003.10
  6. Step 6: Final answer
    x = 501,684,850,967.85

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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.