Home / 143,134,827,979.70-214,702,241,969.55-48,914,165,054.90

Finding the Fourth Proportional to 143,134,827,979.70, 214,702,241,969.55 and 48,914,165,054.90

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Solution

The fourth proportional to 143,134,827,979.70, 214,702,241,969.55 and 48,914,165,054.90 is: 73,371,247,582.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,134,827,979.70 : 214,702,241,969.55 = 48,914,165,054.90 : x
  2. Step 2: Convert to fraction form
    143,134,827,979.70/214,702,241,969.55 = 48,914,165,054.90/x
  3. Step 3: Cross multiply
    143,134,827,979.70x = 214,702,241,969.55 × 48,914,165,054.90
  4. Step 4: Simplify right side
    143,134,827,979.70x = 10,501,980,901,355,647,139,840
  5. Step 5: Solve for x
    x = 10,501,980,901,355,647,139,840/143,134,827,979.70
  6. Step 6: Final answer
    x = 73,371,247,582.35

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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.