Home / 203,687,663,054.46-281,076,309,871.02-112,231,095,874.26

Finding the Fourth Proportional to 203,687,663,054.46, 281,076,309,871.02 and 112,231,095,874.26

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Solution

The fourth proportional to 203,687,663,054.46, 281,076,309,871.02 and 112,231,095,874.26 is: 154,871,933,862.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,687,663,054.46 : 281,076,309,871.02 = 112,231,095,874.26 : x
  2. Step 2: Convert to fraction form
    203,687,663,054.46/281,076,309,871.02 = 112,231,095,874.26/x
  3. Step 3: Cross multiply
    203,687,663,054.46x = 281,076,309,871.02 × 112,231,095,874.26
  4. Step 4: Simplify right side
    203,687,663,054.46x = 31,545,502,281,117,659,561,984
  5. Step 5: Solve for x
    x = 31,545,502,281,117,659,561,984/203,687,663,054.46
  6. Step 6: Final answer
    x = 154,871,933,862.21

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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.