Home / 66,802,913.46-92,186,456.13-39,302,609.94

Finding the Fourth Proportional to 66,802,913.46, 92,186,456.13 and 39,302,609.94

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Solution

The fourth proportional to 66,802,913.46, 92,186,456.13 and 39,302,609.94 is: 54,236,681.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,802,913.46 : 92,186,456.13 = 39,302,609.94 : x
  2. Step 2: Convert to fraction form
    66,802,913.46/92,186,456.13 = 39,302,609.94/x
  3. Step 3: Cross multiply
    66,802,913.46x = 92,186,456.13 × 39,302,609.94
  4. Step 4: Simplify right side
    66,802,913.46x = 3,623,168,327,028,311.50
  5. Step 5: Solve for x
    x = 3,623,168,327,028,311.50/66,802,913.46
  6. Step 6: Final answer
    x = 54,236,681.30

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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.