Home / 504,144,015.60-756,216,023.40-121,191,567.60

Finding the Fourth Proportional to 504,144,015.60, 756,216,023.40 and 121,191,567.60

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Solution

The fourth proportional to 504,144,015.60, 756,216,023.40 and 121,191,567.60 is: 181,787,351.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,144,015.60 : 756,216,023.40 = 121,191,567.60 : x
  2. Step 2: Convert to fraction form
    504,144,015.60/756,216,023.40 = 121,191,567.60/x
  3. Step 3: Cross multiply
    504,144,015.60x = 756,216,023.40 × 121,191,567.60
  4. Step 4: Simplify right side
    504,144,015.60x = 91,647,005,320,084,272
  5. Step 5: Solve for x
    x = 91,647,005,320,084,272/504,144,015.60
  6. Step 6: Final answer
    x = 181,787,351.40

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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.