Home / 99,523,977.89-137,343,727.04-55,473,769.89

Finding the Fourth Proportional to 99,523,977.89, 137,343,727.04 and 55,473,769.89

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Solution

The fourth proportional to 99,523,977.89, 137,343,727.04 and 55,473,769.89 is: 76,554,157.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,523,977.89 : 137,343,727.04 = 55,473,769.89 : x
  2. Step 2: Convert to fraction form
    99,523,977.89/137,343,727.04 = 55,473,769.89/x
  3. Step 3: Cross multiply
    99,523,977.89x = 137,343,727.04 × 55,473,769.89
  4. Step 4: Simplify right side
    99,523,977.89x = 7,618,974,309,374,562
  5. Step 5: Solve for x
    x = 7,618,974,309,374,562/99,523,977.89
  6. Step 6: Final answer
    x = 76,554,157.81

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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.