Home / 131,072,113.95-196,640,181.36-43,633,461.92

Finding the Fourth Proportional to 131,072,113.95, 196,640,181.36 and 43,633,461.92

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Solution

The fourth proportional to 131,072,113.95, 196,640,181.36 and 43,633,461.92 is: 65,460,849.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,072,113.95 : 196,640,181.36 = 43,633,461.92 : x
  2. Step 2: Convert to fraction form
    131,072,113.95/196,640,181.36 = 43,633,461.92/x
  3. Step 3: Cross multiply
    131,072,113.95x = 196,640,181.36 × 43,633,461.92
  4. Step 4: Simplify right side
    131,072,113.95x = 8,580,091,864,330,253
  5. Step 5: Solve for x
    x = 8,580,091,864,330,253/131,072,113.95
  6. Step 6: Final answer
    x = 65,460,849.04

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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.