Home / 79,155,227.53-118,734,565.60-55,716,187.60

Finding the Fourth Proportional to 79,155,227.53, 118,734,565.60 and 55,716,187.60

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Solution

The fourth proportional to 79,155,227.53, 118,734,565.60 and 55,716,187.60 is: 83,575,495.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,155,227.53 : 118,734,565.60 = 55,716,187.60 : x
  2. Step 2: Convert to fraction form
    79,155,227.53/118,734,565.60 = 55,716,187.60/x
  3. Step 3: Cross multiply
    79,155,227.53x = 118,734,565.60 × 55,716,187.60
  4. Step 4: Simplify right side
    79,155,227.53x = 6,615,437,331,792,170
  5. Step 5: Solve for x
    x = 6,615,437,331,792,170/79,155,227.53
  6. Step 6: Final answer
    x = 83,575,495.11

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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.