Home / 171,280,975.12-236,368,005.46-92,964,557.36

Finding the Fourth Proportional to 171,280,975.12, 236,368,005.46 and 92,964,557.36

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Solution

The fourth proportional to 171,280,975.12, 236,368,005.46 and 92,964,557.36 is: 128,291,230.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,280,975.12 : 236,368,005.46 = 92,964,557.36 : x
  2. Step 2: Convert to fraction form
    171,280,975.12/236,368,005.46 = 92,964,557.36/x
  3. Step 3: Cross multiply
    171,280,975.12x = 236,368,005.46 × 92,964,557.36
  4. Step 4: Simplify right side
    171,280,975.12x = 21,973,847,001,654,964
  5. Step 5: Solve for x
    x = 21,973,847,001,654,964/171,280,975.12
  6. Step 6: Final answer
    x = 128,291,230.16

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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.