Home / 112,028,657.10-168,042,985.65-105,226,212.30

Finding the Fourth Proportional to 112,028,657.10, 168,042,985.65 and 105,226,212.30

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Solution

The fourth proportional to 112,028,657.10, 168,042,985.65 and 105,226,212.30 is: 157,839,318.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,028,657.10 : 168,042,985.65 = 105,226,212.30 : x
  2. Step 2: Convert to fraction form
    112,028,657.10/168,042,985.65 = 105,226,212.30/x
  3. Step 3: Cross multiply
    112,028,657.10x = 168,042,985.65 × 105,226,212.30
  4. Step 4: Simplify right side
    112,028,657.10x = 17,682,526,883,532,754
  5. Step 5: Solve for x
    x = 17,682,526,883,532,754/112,028,657.10
  6. Step 6: Final answer
    x = 157,839,318.45

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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.