Home / 407,261,201.70-610,891,802.55-134,631,968.70

Finding the Fourth Proportional to 407,261,201.70, 610,891,802.55 and 134,631,968.70

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Solution

The fourth proportional to 407,261,201.70, 610,891,802.55 and 134,631,968.70 is: 201,947,953.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    407,261,201.70 : 610,891,802.55 = 134,631,968.70 : x
  2. Step 2: Convert to fraction form
    407,261,201.70/610,891,802.55 = 134,631,968.70/x
  3. Step 3: Cross multiply
    407,261,201.70x = 610,891,802.55 × 134,631,968.70
  4. Step 4: Simplify right side
    407,261,201.70x = 82,245,566,039,998,160
  5. Step 5: Solve for x
    x = 82,245,566,039,998,160/407,261,201.70
  6. Step 6: Final answer
    x = 201,947,953.05

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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.