Home / 85,280,688.75-117,687,350.66-46,122,465.50

Finding the Fourth Proportional to 85,280,688.75, 117,687,350.66 and 46,122,465.50

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Solution

The fourth proportional to 85,280,688.75, 117,687,350.66 and 46,122,465.50 is: 63,649,002.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,280,688.75 : 117,687,350.66 = 46,122,465.50 : x
  2. Step 2: Convert to fraction form
    85,280,688.75/117,687,350.66 = 46,122,465.50/x
  3. Step 3: Cross multiply
    85,280,688.75x = 117,687,350.66 × 46,122,465.50
  4. Step 4: Simplify right side
    85,280,688.75x = 5,428,030,770,129,121
  5. Step 5: Solve for x
    x = 5,428,030,770,129,121/85,280,688.75
  6. Step 6: Final answer
    x = 63,649,002.48

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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.