Home / 125,018,578.08-187,534,953-38,769,246.72

Finding the Fourth Proportional to 125,018,578.08, 187,534,953 and 38,769,246.72

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Solution

The fourth proportional to 125,018,578.08, 187,534,953 and 38,769,246.72 is: 58,156,067.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,018,578.08 : 187,534,953 = 38,769,246.72 : x
  2. Step 2: Convert to fraction form
    125,018,578.08/187,534,953 = 38,769,246.72/x
  3. Step 3: Cross multiply
    125,018,578.08x = 187,534,953 × 38,769,246.72
  4. Step 4: Simplify right side
    125,018,578.08x = 7,270,588,861,480,604
  5. Step 5: Solve for x
    x = 7,270,588,861,480,604/125,018,578.08
  6. Step 6: Final answer
    x = 58,156,067.47

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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.