Home / 131,054,341.60-196,581,512.40-122,976,438.40

Finding the Fourth Proportional to 131,054,341.60, 196,581,512.40 and 122,976,438.40

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Solution

The fourth proportional to 131,054,341.60, 196,581,512.40 and 122,976,438.40 is: 184,464,657.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,054,341.60 : 196,581,512.40 = 122,976,438.40 : x
  2. Step 2: Convert to fraction form
    131,054,341.60/196,581,512.40 = 122,976,438.40/x
  3. Step 3: Cross multiply
    131,054,341.60x = 196,581,512.40 × 122,976,438.40
  4. Step 4: Simplify right side
    131,054,341.60x = 24,174,894,250,237,440
  5. Step 5: Solve for x
    x = 24,174,894,250,237,440/131,054,341.60
  6. Step 6: Final answer
    x = 184,464,657.60

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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.