Home / 86,668,779-119,602,932.30-48,037,611

Finding the Fourth Proportional to 86,668,779, 119,602,932.30 and 48,037,611

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Solution

The fourth proportional to 86,668,779, 119,602,932.30 and 48,037,611 is: 66,291,912.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,668,779 : 119,602,932.30 = 48,037,611 : x
  2. Step 2: Convert to fraction form
    86,668,779/119,602,932.30 = 48,037,611/x
  3. Step 3: Cross multiply
    86,668,779x = 119,602,932.30 × 48,037,611
  4. Step 4: Simplify right side
    86,668,779x = 5,745,439,136,286,735
  5. Step 5: Solve for x
    x = 5,745,439,136,286,735/86,668,779
  6. Step 6: Final answer
    x = 66,291,912.76

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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.