Home / 90,898,646.49-136,367,142.50-29,483,035.47

Finding the Fourth Proportional to 90,898,646.49, 136,367,142.50 and 29,483,035.47

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Solution

The fourth proportional to 90,898,646.49, 136,367,142.50 and 29,483,035.47 is: 44,230,771.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,898,646.49 : 136,367,142.50 = 29,483,035.47 : x
  2. Step 2: Convert to fraction form
    90,898,646.49/136,367,142.50 = 29,483,035.47/x
  3. Step 3: Cross multiply
    90,898,646.49x = 136,367,142.50 × 29,483,035.47
  4. Step 4: Simplify right side
    90,898,646.49x = 4,020,517,299,122,629.50
  5. Step 5: Solve for x
    x = 4,020,517,299,122,629.50/90,898,646.49
  6. Step 6: Final answer
    x = 44,230,771.90

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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.