Home / 108,100,739.40-162,151,109.10-107,092,969.80

Finding the Fourth Proportional to 108,100,739.40, 162,151,109.10 and 107,092,969.80

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Solution

The fourth proportional to 108,100,739.40, 162,151,109.10 and 107,092,969.80 is: 160,639,454.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,100,739.40 : 162,151,109.10 = 107,092,969.80 : x
  2. Step 2: Convert to fraction form
    108,100,739.40/162,151,109.10 = 107,092,969.80/x
  3. Step 3: Cross multiply
    108,100,739.40x = 162,151,109.10 × 107,092,969.80
  4. Step 4: Simplify right side
    108,100,739.40x = 17,365,243,829,882,804
  5. Step 5: Solve for x
    x = 17,365,243,829,882,804/108,100,739.40
  6. Step 6: Final answer
    x = 160,639,454.70

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1.5x scale

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.