Home / 129,161,985.48-193,633,241.76-60,114,888.90

Finding the Fourth Proportional to 129,161,985.48, 193,633,241.76 and 60,114,888.90

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Solution

The fourth proportional to 129,161,985.48, 193,633,241.76 and 60,114,888.90 is: 90,121,259.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,161,985.48 : 193,633,241.76 = 60,114,888.90 : x
  2. Step 2: Convert to fraction form
    129,161,985.48/193,633,241.76 = 60,114,888.90/x
  3. Step 3: Cross multiply
    129,161,985.48x = 193,633,241.76 × 60,114,888.90
  4. Step 4: Simplify right side
    129,161,985.48x = 11,640,240,815,749,240
  5. Step 5: Solve for x
    x = 11,640,240,815,749,240/129,161,985.48
  6. Step 6: Final answer
    x = 90,121,259.54

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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.