Home / 172,722,788.29-238,356,869.16-94,406,296.42

Finding the Fourth Proportional to 172,722,788.29, 238,356,869.16 and 94,406,296.42

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Solution

The fourth proportional to 172,722,788.29, 238,356,869.16 and 94,406,296.42 is: 130,280,372.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,722,788.29 : 238,356,869.16 = 94,406,296.42 : x
  2. Step 2: Convert to fraction form
    172,722,788.29/238,356,869.16 = 94,406,296.42/x
  3. Step 3: Cross multiply
    172,722,788.29x = 238,356,869.16 × 94,406,296.42
  4. Step 4: Simplify right side
    172,722,788.29x = 22,502,389,243,662,116
  5. Step 5: Solve for x
    x = 22,502,389,243,662,116/172,722,788.29
  6. Step 6: Final answer
    x = 130,280,372.77

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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.