Home / 106,889,611.60-160,428,895.80-91,584,110.80

Finding the Fourth Proportional to 106,889,611.60, 160,428,895.80 and 91,584,110.80

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Solution

The fourth proportional to 106,889,611.60, 160,428,895.80 and 91,584,110.80 is: 137,457,116.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,889,611.60 : 160,428,895.80 = 91,584,110.80 : x
  2. Step 2: Convert to fraction form
    106,889,611.60/160,428,895.80 = 91,584,110.80/x
  3. Step 3: Cross multiply
    106,889,611.60x = 160,428,895.80 × 91,584,110.80
  4. Step 4: Simplify right side
    106,889,611.60x = 14,692,737,768,468,856
  5. Step 5: Solve for x
    x = 14,692,737,768,468,856/106,889,611.60
  6. Step 6: Final answer
    x = 137,457,116.26

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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.