Home / 77,635,999.20-116,495,989.20-32,202,386.40

Finding the Fourth Proportional to 77,635,999.20, 116,495,989.20 and 32,202,386.40

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Solution

The fourth proportional to 77,635,999.20, 116,495,989.20 and 32,202,386.40 is: 48,320,996.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,635,999.20 : 116,495,989.20 = 32,202,386.40 : x
  2. Step 2: Convert to fraction form
    77,635,999.20/116,495,989.20 = 32,202,386.40/x
  3. Step 3: Cross multiply
    77,635,999.20x = 116,495,989.20 × 32,202,386.40
  4. Step 4: Simplify right side
    77,635,999.20x = 3,751,448,858,268,627
  5. Step 5: Solve for x
    x = 3,751,448,858,268,627/77,635,999.20
  6. Step 6: Final answer
    x = 48,320,996.66

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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.