Home / 104,372,379.90-144,029,938.23-57,965,623.16

Finding the Fourth Proportional to 104,372,379.90, 144,029,938.23 and 57,965,623.16

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Solution

The fourth proportional to 104,372,379.90, 144,029,938.23 and 57,965,623.16 is: 79,990,368.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,372,379.90 : 144,029,938.23 = 57,965,623.16 : x
  2. Step 2: Convert to fraction form
    104,372,379.90/144,029,938.23 = 57,965,623.16/x
  3. Step 3: Cross multiply
    104,372,379.90x = 144,029,938.23 × 57,965,623.16
  4. Step 4: Simplify right side
    104,372,379.90x = 8,348,785,122,478,107
  5. Step 5: Solve for x
    x = 8,348,785,122,478,107/104,372,379.90
  6. Step 6: Final answer
    x = 79,990,368.43

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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.