Home / 175,286,051.12-241,818,714.28-105,631,850.64

Finding the Fourth Proportional to 175,286,051.12, 241,818,714.28 and 105,631,850.64

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Solution

The fourth proportional to 175,286,051.12, 241,818,714.28 and 105,631,850.64 is: 145,726,132.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,286,051.12 : 241,818,714.28 = 105,631,850.64 : x
  2. Step 2: Convert to fraction form
    175,286,051.12/241,818,714.28 = 105,631,850.64/x
  3. Step 3: Cross multiply
    175,286,051.12x = 241,818,714.28 × 105,631,850.64
  4. Step 4: Simplify right side
    175,286,051.12x = 25,543,758,308,781,796
  5. Step 5: Solve for x
    x = 25,543,758,308,781,796/175,286,051.12
  6. Step 6: Final answer
    x = 145,726,132.49

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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.