Home / 101,495,167.48-140,063,466.26-55,085,421.40

Finding the Fourth Proportional to 101,495,167.48, 140,063,466.26 and 55,085,421.40

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Solution

The fourth proportional to 101,495,167.48, 140,063,466.26 and 55,085,421.40 is: 76,017,954.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,495,167.48 : 140,063,466.26 = 55,085,421.40 : x
  2. Step 2: Convert to fraction form
    101,495,167.48/140,063,466.26 = 55,085,421.40/x
  3. Step 3: Cross multiply
    101,495,167.48x = 140,063,466.26 × 55,085,421.40
  4. Step 4: Simplify right side
    101,495,167.48x = 7,715,455,061,676,781
  5. Step 5: Solve for x
    x = 7,715,455,061,676,781/101,495,167.48
  6. Step 6: Final answer
    x = 76,017,954.88

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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.