Home / 108,584,214.70-162,876,322.05-65,502,064.30

Finding the Fourth Proportional to 108,584,214.70, 162,876,322.05 and 65,502,064.30

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Solution

The fourth proportional to 108,584,214.70, 162,876,322.05 and 65,502,064.30 is: 98,253,096.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,584,214.70 : 162,876,322.05 = 65,502,064.30 : x
  2. Step 2: Convert to fraction form
    108,584,214.70/162,876,322.05 = 65,502,064.30/x
  3. Step 3: Cross multiply
    108,584,214.70x = 162,876,322.05 × 65,502,064.30
  4. Step 4: Simplify right side
    108,584,214.70x = 10,668,735,319,866,608
  5. Step 5: Solve for x
    x = 10,668,735,319,866,608/108,584,214.70
  6. Step 6: Final answer
    x = 98,253,096.45

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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.