Home / 108,573,623.66-162,768,900.31-47,116,485.49

Finding the Fourth Proportional to 108,573,623.66, 162,768,900.31 and 47,116,485.49

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Solution

The fourth proportional to 108,573,623.66, 162,768,900.31 and 47,116,485.49 is: 70,635,005.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,573,623.66 : 162,768,900.31 = 47,116,485.49 : x
  2. Step 2: Convert to fraction form
    108,573,623.66/162,768,900.31 = 47,116,485.49/x
  3. Step 3: Cross multiply
    108,573,623.66x = 162,768,900.31 × 47,116,485.49
  4. Step 4: Simplify right side
    108,573,623.66x = 7,669,098,530,213,169
  5. Step 5: Solve for x
    x = 7,669,098,530,213,169/108,573,623.66
  6. Step 6: Final answer
    x = 70,635,005.74

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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.