Home / 212,065,433.58-292,652,991.56-116,706,921.51

Finding the Fourth Proportional to 212,065,433.58, 292,652,991.56 and 116,706,921.51

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Solution

The fourth proportional to 212,065,433.58, 292,652,991.56 and 116,706,921.51 is: 161,057,033.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,065,433.58 : 292,652,991.56 = 116,706,921.51 : x
  2. Step 2: Convert to fraction form
    212,065,433.58/292,652,991.56 = 116,706,921.51/x
  3. Step 3: Cross multiply
    212,065,433.58x = 292,652,991.56 × 116,706,921.51
  4. Step 4: Simplify right side
    212,065,433.58x = 34,154,629,715,076,080
  5. Step 5: Solve for x
    x = 34,154,629,715,076,080/212,065,433.58
  6. Step 6: Final answer
    x = 161,057,033.85

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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.