Home / 86,690,130.89-119,637,755.39-48,058,962.89

Finding the Fourth Proportional to 86,690,130.89, 119,637,755.39 and 48,058,962.89

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Solution

The fourth proportional to 86,690,130.89, 119,637,755.39 and 48,058,962.89 is: 66,324,348.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,690,130.89 : 119,637,755.39 = 48,058,962.89 : x
  2. Step 2: Convert to fraction form
    86,690,130.89/119,637,755.39 = 48,058,962.89/x
  3. Step 3: Cross multiply
    86,690,130.89x = 119,637,755.39 × 48,058,962.89
  4. Step 4: Simplify right side
    86,690,130.89x = 5,749,666,446,052,866
  5. Step 5: Solve for x
    x = 5,749,666,446,052,866/86,690,130.89
  6. Step 6: Final answer
    x = 66,324,348.43

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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.