Home / 119,924,129.03-165,495,826.22-64,919,985.53

Finding the Fourth Proportional to 119,924,129.03, 165,495,826.22 and 64,919,985.53

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Solution

The fourth proportional to 119,924,129.03, 165,495,826.22 and 64,919,985.53 is: 89,589,865.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,924,129.03 : 165,495,826.22 = 64,919,985.53 : x
  2. Step 2: Convert to fraction form
    119,924,129.03/165,495,826.22 = 64,919,985.53/x
  3. Step 3: Cross multiply
    119,924,129.03x = 165,495,826.22 × 64,919,985.53
  4. Step 4: Simplify right side
    119,924,129.03x = 10,743,986,642,325,716
  5. Step 5: Solve for x
    x = 10,743,986,642,325,716/119,924,129.03
  6. Step 6: Final answer
    x = 89,589,865.94

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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.