Home / 68,634,100.73-102,951,068.47-17,516,125.01

Finding the Fourth Proportional to 68,634,100.73, 102,951,068.47 and 17,516,125.01

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Solution

The fourth proportional to 68,634,100.73, 102,951,068.47 and 17,516,125.01 is: 26,274,166.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,634,100.73 : 102,951,068.47 = 17,516,125.01 : x
  2. Step 2: Convert to fraction form
    68,634,100.73/102,951,068.47 = 17,516,125.01/x
  3. Step 3: Cross multiply
    68,634,100.73x = 102,951,068.47 × 17,516,125.01
  4. Step 4: Simplify right side
    68,634,100.73x = 1,803,303,785,233,589.50
  5. Step 5: Solve for x
    x = 1,803,303,785,233,589.50/68,634,100.73
  6. Step 6: Final answer
    x = 26,274,166.43

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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.