Home / 104,996,548.53-144,949,716.40-76,707,195.05

Finding the Fourth Proportional to 104,996,548.53, 144,949,716.40 and 76,707,195.05

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Solution

The fourth proportional to 104,996,548.53, 144,949,716.40 and 76,707,195.05 is: 105,895,730.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,996,548.53 : 144,949,716.40 = 76,707,195.05 : x
  2. Step 2: Convert to fraction form
    104,996,548.53/144,949,716.40 = 76,707,195.05/x
  3. Step 3: Cross multiply
    104,996,548.53x = 144,949,716.40 × 76,707,195.05
  4. Step 4: Simplify right side
    104,996,548.53x = 11,118,686,168,507,590
  5. Step 5: Solve for x
    x = 11,118,686,168,507,590/104,996,548.53
  6. Step 6: Final answer
    x = 105,895,730.14

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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.