Home / 102,440,621.94-141,371,424.54-56,030,874.36

Finding the Fourth Proportional to 102,440,621.94, 141,371,424.54 and 56,030,874.36

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Solution

The fourth proportional to 102,440,621.94, 141,371,424.54 and 56,030,874.36 is: 77,324,447.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,440,621.94 : 141,371,424.54 = 56,030,874.36 : x
  2. Step 2: Convert to fraction form
    102,440,621.94/141,371,424.54 = 56,030,874.36/x
  3. Step 3: Cross multiply
    102,440,621.94x = 141,371,424.54 × 56,030,874.36
  4. Step 4: Simplify right side
    102,440,621.94x = 7,921,164,526,494,960
  5. Step 5: Solve for x
    x = 7,921,164,526,494,960/102,440,621.94
  6. Step 6: Final answer
    x = 77,324,447.83

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.