Home / 71,266,529.34-98,348,080.23-38,671,481.34

Finding the Fourth Proportional to 71,266,529.34, 98,348,080.23 and 38,671,481.34

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Solution

The fourth proportional to 71,266,529.34, 98,348,080.23 and 38,671,481.34 is: 53,366,790.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,266,529.34 : 98,348,080.23 = 38,671,481.34 : x
  2. Step 2: Convert to fraction form
    71,266,529.34/98,348,080.23 = 38,671,481.34/x
  3. Step 3: Cross multiply
    71,266,529.34x = 98,348,080.23 × 38,671,481.34
  4. Step 4: Simplify right side
    71,266,529.34x = 3,803,265,949,439,268.50
  5. Step 5: Solve for x
    x = 3,803,265,949,439,268.50/71,266,529.34
  6. Step 6: Final answer
    x = 53,366,790.62

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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.