Home / 109,876,936.48-164,830,513.44-40,783,869.28

Finding the Fourth Proportional to 109,876,936.48, 164,830,513.44 and 40,783,869.28

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Solution

The fourth proportional to 109,876,936.48, 164,830,513.44 and 40,783,869.28 is: 61,181,411.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,876,936.48 : 164,830,513.44 = 40,783,869.28 : x
  2. Step 2: Convert to fraction form
    109,876,936.48/164,830,513.44 = 40,783,869.28/x
  3. Step 3: Cross multiply
    109,876,936.48x = 164,830,513.44 × 40,783,869.28
  4. Step 4: Simplify right side
    109,876,936.48x = 6,722,426,113,492,243
  5. Step 5: Solve for x
    x = 6,722,426,113,492,243/109,876,936.48
  6. Step 6: Final answer
    x = 61,181,411.94

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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.