Home / 108,638,577.20-162,901,878.60-40,446,167.60

Finding the Fourth Proportional to 108,638,577.20, 162,901,878.60 and 40,446,167.60

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Solution

The fourth proportional to 108,638,577.20, 162,901,878.60 and 40,446,167.60 is: 60,648,407.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,638,577.20 : 162,901,878.60 = 40,446,167.60 : x
  2. Step 2: Convert to fraction form
    108,638,577.20/162,901,878.60 = 40,446,167.60/x
  3. Step 3: Cross multiply
    108,638,577.20x = 162,901,878.60 × 40,446,167.60
  4. Step 4: Simplify right side
    108,638,577.20x = 6,588,756,684,210,453
  5. Step 5: Solve for x
    x = 6,588,756,684,210,453/108,638,577.20
  6. Step 6: Final answer
    x = 60,648,407.35

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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.