Home / 104,252,538.40-156,453,457.20-43,711,712.80

Finding the Fourth Proportional to 104,252,538.40, 156,453,457.20 and 43,711,712.80

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Solution

The fourth proportional to 104,252,538.40, 156,453,457.20 and 43,711,712.80 is: 65,598,868.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,252,538.40 : 156,453,457.20 = 43,711,712.80 : x
  2. Step 2: Convert to fraction form
    104,252,538.40/156,453,457.20 = 43,711,712.80/x
  3. Step 3: Cross multiply
    104,252,538.40x = 156,453,457.20 × 43,711,712.80
  4. Step 4: Simplify right side
    104,252,538.40x = 6,838,848,587,693,491
  5. Step 5: Solve for x
    x = 6,838,848,587,693,491/104,252,538.40
  6. Step 6: Final answer
    x = 65,598,868.79

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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.