Home / 125,616,005.70-188,424,008.55-116,546,079.30

Finding the Fourth Proportional to 125,616,005.70, 188,424,008.55 and 116,546,079.30

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Solution

The fourth proportional to 125,616,005.70, 188,424,008.55 and 116,546,079.30 is: 174,819,118.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,616,005.70 : 188,424,008.55 = 116,546,079.30 : x
  2. Step 2: Convert to fraction form
    125,616,005.70/188,424,008.55 = 116,546,079.30/x
  3. Step 3: Cross multiply
    125,616,005.70x = 188,424,008.55 × 116,546,079.30
  4. Step 4: Simplify right side
    125,616,005.70x = 21,960,079,442,492,180
  5. Step 5: Solve for x
    x = 21,960,079,442,492,180/125,616,005.70
  6. Step 6: Final answer
    x = 174,819,118.95

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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.