Home / 68,178,071.59-102,281,470.20-22,116,343.98

Finding the Fourth Proportional to 68,178,071.59, 102,281,470.20 and 22,116,343.98

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Solution

The fourth proportional to 68,178,071.59, 102,281,470.20 and 22,116,343.98 is: 33,179,175.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,178,071.59 : 102,281,470.20 = 22,116,343.98 : x
  2. Step 2: Convert to fraction form
    68,178,071.59/102,281,470.20 = 22,116,343.98/x
  3. Step 3: Cross multiply
    68,178,071.59x = 102,281,470.20 × 22,116,343.98
  4. Step 4: Simplify right side
    68,178,071.59x = 2,262,092,178,106,875
  5. Step 5: Solve for x
    x = 2,262,092,178,106,875/68,178,071.59
  6. Step 6: Final answer
    x = 33,179,175.14

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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.