Home / 119,045,916.51-164,293,724.94-66,132,917.40

Finding the Fourth Proportional to 119,045,916.51, 164,293,724.94 and 66,132,917.40

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Solution

The fourth proportional to 119,045,916.51, 164,293,724.94 and 66,132,917.40 is: 91,269,181.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,045,916.51 : 164,293,724.94 = 66,132,917.40 : x
  2. Step 2: Convert to fraction form
    119,045,916.51/164,293,724.94 = 66,132,917.40/x
  3. Step 3: Cross multiply
    119,045,916.51x = 164,293,724.94 × 66,132,917.40
  4. Step 4: Simplify right side
    119,045,916.51x = 10,865,223,341,535,770
  5. Step 5: Solve for x
    x = 10,865,223,341,535,770/119,045,916.51
  6. Step 6: Final answer
    x = 91,269,181.34

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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.