Home / 125,018,578.58-187,534,953.75-38,769,247.22

Finding the Fourth Proportional to 125,018,578.58, 187,534,953.75 and 38,769,247.22

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Solution

The fourth proportional to 125,018,578.58, 187,534,953.75 and 38,769,247.22 is: 58,156,068.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,018,578.58 : 187,534,953.75 = 38,769,247.22 : x
  2. Step 2: Convert to fraction form
    125,018,578.58/187,534,953.75 = 38,769,247.22/x
  3. Step 3: Cross multiply
    125,018,578.58x = 187,534,953.75 × 38,769,247.22
  4. Step 4: Simplify right side
    125,018,578.58x = 7,270,588,984,325,016
  5. Step 5: Solve for x
    x = 7,270,588,984,325,016/125,018,578.58
  6. Step 6: Final answer
    x = 58,156,068.22

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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.