Home / 89,071,976.40-133,607,964.60-55,059,752.40

Finding the Fourth Proportional to 89,071,976.40, 133,607,964.60 and 55,059,752.40

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Solution

The fourth proportional to 89,071,976.40, 133,607,964.60 and 55,059,752.40 is: 82,589,628.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,071,976.40 : 133,607,964.60 = 55,059,752.40 : x
  2. Step 2: Convert to fraction form
    89,071,976.40/133,607,964.60 = 55,059,752.40/x
  3. Step 3: Cross multiply
    89,071,976.40x = 133,607,964.60 × 55,059,752.40
  4. Step 4: Simplify right side
    89,071,976.40x = 7,356,421,449,543,965
  5. Step 5: Solve for x
    x = 7,356,421,449,543,965/89,071,976.40
  6. Step 6: Final answer
    x = 82,589,628.60

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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.