Home / 57,958,906.40-86,938,359.60-31,085,050.40

Finding the Fourth Proportional to 57,958,906.40, 86,938,359.60 and 31,085,050.40

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Solution

The fourth proportional to 57,958,906.40, 86,938,359.60 and 31,085,050.40 is: 46,627,575.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,958,906.40 : 86,938,359.60 = 31,085,050.40 : x
  2. Step 2: Convert to fraction form
    57,958,906.40/86,938,359.60 = 31,085,050.40/x
  3. Step 3: Cross multiply
    57,958,906.40x = 86,938,359.60 × 31,085,050.40
  4. Step 4: Simplify right side
    57,958,906.40x = 2,702,483,289,859,323.50
  5. Step 5: Solve for x
    x = 2,702,483,289,859,323.50/57,958,906.40
  6. Step 6: Final answer
    x = 46,627,575.60

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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.