Home / 69,150,457.40-103,725,686.10-65,182,364.60

Finding the Fourth Proportional to 69,150,457.40, 103,725,686.10 and 65,182,364.60

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Solution

The fourth proportional to 69,150,457.40, 103,725,686.10 and 65,182,364.60 is: 97,773,546.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,150,457.40 : 103,725,686.10 = 65,182,364.60 : x
  2. Step 2: Convert to fraction form
    69,150,457.40/103,725,686.10 = 65,182,364.60/x
  3. Step 3: Cross multiply
    69,150,457.40x = 103,725,686.10 × 65,182,364.60
  4. Step 4: Simplify right side
    69,150,457.40x = 6,761,085,489,755,352
  5. Step 5: Solve for x
    x = 6,761,085,489,755,352/69,150,457.40
  6. Step 6: Final answer
    x = 97,773,546.90

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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.