Home / 76,031,999.80-114,047,999.70-61,699,276.60

Finding the Fourth Proportional to 76,031,999.80, 114,047,999.70 and 61,699,276.60

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Solution

The fourth proportional to 76,031,999.80, 114,047,999.70 and 61,699,276.60 is: 92,548,914.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,031,999.80 : 114,047,999.70 = 61,699,276.60 : x
  2. Step 2: Convert to fraction form
    76,031,999.80/114,047,999.70 = 61,699,276.60/x
  3. Step 3: Cross multiply
    76,031,999.80x = 114,047,999.70 × 61,699,276.60
  4. Step 4: Simplify right side
    76,031,999.80x = 7,036,679,079,167,017
  5. Step 5: Solve for x
    x = 7,036,679,079,167,017/76,031,999.80
  6. Step 6: Final answer
    x = 92,548,914.90

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.