Home / 175,998,664.72-242,922,804.02-120,266,643.88

Finding the Fourth Proportional to 175,998,664.72, 242,922,804.02 and 120,266,643.88

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Solution

The fourth proportional to 175,998,664.72, 242,922,804.02 and 120,266,643.88 is: 165,998,477.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,998,664.72 : 242,922,804.02 = 120,266,643.88 : x
  2. Step 2: Convert to fraction form
    175,998,664.72/242,922,804.02 = 120,266,643.88/x
  3. Step 3: Cross multiply
    175,998,664.72x = 242,922,804.02 × 120,266,643.88
  4. Step 4: Simplify right side
    175,998,664.72x = 29,215,510,361,404,372
  5. Step 5: Solve for x
    x = 29,215,510,361,404,372/175,998,664.72
  6. Step 6: Final answer
    x = 165,998,477.36

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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.