Home / 110,726,730.10-166,090,095.15-67,680,009.10

Finding the Fourth Proportional to 110,726,730.10, 166,090,095.15 and 67,680,009.10

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Solution

The fourth proportional to 110,726,730.10, 166,090,095.15 and 67,680,009.10 is: 101,520,013.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,726,730.10 : 166,090,095.15 = 67,680,009.10 : x
  2. Step 2: Convert to fraction form
    110,726,730.10/166,090,095.15 = 67,680,009.10/x
  3. Step 3: Cross multiply
    110,726,730.10x = 166,090,095.15 × 67,680,009.10
  4. Step 4: Simplify right side
    110,726,730.10x = 11,240,979,151,171,866
  5. Step 5: Solve for x
    x = 11,240,979,151,171,866/110,726,730.10
  6. Step 6: Final answer
    x = 101,520,013.65

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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.