Home / 68,178,065.86-102,281,461.60-22,116,338.28

Finding the Fourth Proportional to 68,178,065.86, 102,281,461.60 and 22,116,338.28

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Solution

The fourth proportional to 68,178,065.86, 102,281,461.60 and 22,116,338.28 is: 33,179,166.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,178,065.86 : 102,281,461.60 = 22,116,338.28 : x
  2. Step 2: Convert to fraction form
    68,178,065.86/102,281,461.60 = 22,116,338.28/x
  3. Step 3: Cross multiply
    68,178,065.86x = 102,281,461.60 × 22,116,338.28
  4. Step 4: Simplify right side
    68,178,065.86x = 2,262,091,404,407,848.50
  5. Step 5: Solve for x
    x = 2,262,091,404,407,848.50/68,178,065.86
  6. Step 6: Final answer
    x = 33,179,166.58

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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.