Home / 92,830,052.63-128,108,929.62-55,666,383.50

Finding the Fourth Proportional to 92,830,052.63, 128,108,929.62 and 55,666,383.50

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Solution

The fourth proportional to 92,830,052.63, 128,108,929.62 and 55,666,383.50 is: 76,821,682.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,830,052.63 : 128,108,929.62 = 55,666,383.50 : x
  2. Step 2: Convert to fraction form
    92,830,052.63/128,108,929.62 = 55,666,383.50/x
  3. Step 3: Cross multiply
    92,830,052.63x = 128,108,929.62 × 55,666,383.50
  4. Step 4: Simplify right side
    92,830,052.63x = 7,131,360,806,530,450
  5. Step 5: Solve for x
    x = 7,131,360,806,530,450/92,830,052.63
  6. Step 6: Final answer
    x = 76,821,682.25

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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.