Home / 89,039,274.40-133,558,911.60-73,922,730.40

Finding the Fourth Proportional to 89,039,274.40, 133,558,911.60 and 73,922,730.40

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Solution

The fourth proportional to 89,039,274.40, 133,558,911.60 and 73,922,730.40 is: 110,884,095.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,039,274.40 : 133,558,911.60 = 73,922,730.40 : x
  2. Step 2: Convert to fraction form
    89,039,274.40/133,558,911.60 = 73,922,730.40/x
  3. Step 3: Cross multiply
    89,039,274.40x = 133,558,911.60 × 73,922,730.40
  4. Step 4: Simplify right side
    89,039,274.40x = 9,873,039,414,724,232
  5. Step 5: Solve for x
    x = 9,873,039,414,724,232/89,039,274.40
  6. Step 6: Final answer
    x = 110,884,095.60

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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.