Home / 143,134,828,012.70-214,702,242,019.05-48,914,165,087.90

Finding the Fourth Proportional to 143,134,828,012.70, 214,702,242,019.05 and 48,914,165,087.90

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Solution

The fourth proportional to 143,134,828,012.70, 214,702,242,019.05 and 48,914,165,087.90 is: 73,371,247,631.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,134,828,012.70 : 214,702,242,019.05 = 48,914,165,087.90 : x
  2. Step 2: Convert to fraction form
    143,134,828,012.70/214,702,242,019.05 = 48,914,165,087.90/x
  3. Step 3: Cross multiply
    143,134,828,012.70x = 214,702,242,019.05 × 48,914,165,087.90
  4. Step 4: Simplify right side
    143,134,828,012.70x = 10,501,980,910,862,070,710,272
  5. Step 5: Solve for x
    x = 10,501,980,910,862,070,710,272/143,134,828,012.70
  6. Step 6: Final answer
    x = 73,371,247,631.85

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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.