Home / 172,475,169.36-238,006,730.80-94,143,589.21

Finding the Fourth Proportional to 172,475,169.36, 238,006,730.80 and 94,143,589.21

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Solution

The fourth proportional to 172,475,169.36, 238,006,730.80 and 94,143,589.21 is: 129,913,238.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,475,169.36 : 238,006,730.80 = 94,143,589.21 : x
  2. Step 2: Convert to fraction form
    172,475,169.36/238,006,730.80 = 94,143,589.21/x
  3. Step 3: Cross multiply
    172,475,169.36x = 238,006,730.80 × 94,143,589.21
  4. Step 4: Simplify right side
    172,475,169.36x = 22,406,807,893,650,256
  5. Step 5: Solve for x
    x = 22,406,807,893,650,256/172,475,169.36
  6. Step 6: Final answer
    x = 129,913,238.97

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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.