Home / 125,380,602.33-188,085,860.52-60,637,885.53

Finding the Fourth Proportional to 125,380,602.33, 188,085,860.52 and 60,637,885.53

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Solution

The fourth proportional to 125,380,602.33, 188,085,860.52 and 60,637,885.53 is: 90,964,061.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,380,602.33 : 188,085,860.52 = 60,637,885.53 : x
  2. Step 2: Convert to fraction form
    125,380,602.33/188,085,860.52 = 60,637,885.53/x
  3. Step 3: Cross multiply
    125,380,602.33x = 188,085,860.52 × 60,637,885.53
  4. Step 4: Simplify right side
    125,380,602.33x = 11,405,128,880,023,308
  5. Step 5: Solve for x
    x = 11,405,128,880,023,308/125,380,602.33
  6. Step 6: Final answer
    x = 90,964,061.97

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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.