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Finding the Fourth Proportional to 184,392,476.40, 276,602,711.40 and 54,989,986.80

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Solution

The fourth proportional to 184,392,476.40, 276,602,711.40 and 54,989,986.80 is: 82,489,154.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,392,476.40 : 276,602,711.40 = 54,989,986.80 : x
  2. Step 2: Convert to fraction form
    184,392,476.40/276,602,711.40 = 54,989,986.80/x
  3. Step 3: Cross multiply
    184,392,476.40x = 276,602,711.40 × 54,989,986.80
  4. Step 4: Simplify right side
    184,392,476.40x = 15,210,379,448,730,208
  5. Step 5: Solve for x
    x = 15,210,379,448,730,208/184,392,476.40
  6. Step 6: Final answer
    x = 82,489,154.36

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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.