Home / 131,054,220.60-196,581,330.90-122,976,317.40

Finding the Fourth Proportional to 131,054,220.60, 196,581,330.90 and 122,976,317.40

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Solution

The fourth proportional to 131,054,220.60, 196,581,330.90 and 122,976,317.40 is: 184,464,476.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,054,220.60 : 196,581,330.90 = 122,976,317.40 : x
  2. Step 2: Convert to fraction form
    131,054,220.60/196,581,330.90 = 122,976,317.40/x
  3. Step 3: Cross multiply
    131,054,220.60x = 196,581,330.90 × 122,976,317.40
  4. Step 4: Simplify right side
    131,054,220.60x = 24,174,848,143,672,828
  5. Step 5: Solve for x
    x = 24,174,848,143,672,828/131,054,220.60
  6. Step 6: Final answer
    x = 184,464,476.10

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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.