Home / 120,201,102.63-165,875,893.74-67,277,794.50

Finding the Fourth Proportional to 120,201,102.63, 165,875,893.74 and 67,277,794.50

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Solution

The fourth proportional to 120,201,102.63, 165,875,893.74 and 67,277,794.50 is: 92,842,445.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,201,102.63 : 165,875,893.74 = 67,277,794.50 : x
  2. Step 2: Convert to fraction form
    120,201,102.63/165,875,893.74 = 67,277,794.50/x
  3. Step 3: Cross multiply
    120,201,102.63x = 165,875,893.74 × 67,277,794.50
  4. Step 4: Simplify right side
    120,201,102.63x = 11,159,764,291,543,558
  5. Step 5: Solve for x
    x = 11,159,764,291,543,558/120,201,102.63
  6. Step 6: Final answer
    x = 92,842,445.26

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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.