Home / 97,640,181-134,749,748.34-54,180,117

Finding the Fourth Proportional to 97,640,181, 134,749,748.34 and 54,180,117

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Solution

The fourth proportional to 97,640,181, 134,749,748.34 and 54,180,117 is: 74,772,056.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,640,181 : 134,749,748.34 = 54,180,117 : x
  2. Step 2: Convert to fraction form
    97,640,181/134,749,748.34 = 54,180,117/x
  3. Step 3: Cross multiply
    97,640,181x = 134,749,748.34 × 54,180,117
  4. Step 4: Simplify right side
    97,640,181x = 7,300,757,130,781,756
  5. Step 5: Solve for x
    x = 7,300,757,130,781,756/97,640,181
  6. Step 6: Final answer
    x = 74,772,056.50

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.