Home / 125,679,582.28-188,517,476.40-56,543,564.22

Finding the Fourth Proportional to 125,679,582.28, 188,517,476.40 and 56,543,564.22

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Solution

The fourth proportional to 125,679,582.28, 188,517,476.40 and 56,543,564.22 is: 84,814,492.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,679,582.28 : 188,517,476.40 = 56,543,564.22 : x
  2. Step 2: Convert to fraction form
    125,679,582.28/188,517,476.40 = 56,543,564.22/x
  3. Step 3: Cross multiply
    125,679,582.28x = 188,517,476.40 × 56,543,564.22
  4. Step 4: Simplify right side
    125,679,582.28x = 10,659,450,033,415,734
  5. Step 5: Solve for x
    x = 10,659,450,033,415,734/125,679,582.28
  6. Step 6: Final answer
    x = 84,814,492.86

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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.