Home / 105,015,132.96-144,923,203.35-57,972,095.01

Finding the Fourth Proportional to 105,015,132.96, 144,923,203.35 and 57,972,095.01

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Solution

The fourth proportional to 105,015,132.96, 144,923,203.35 and 57,972,095.01 is: 80,002,771.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,015,132.96 : 144,923,203.35 = 57,972,095.01 : x
  2. Step 2: Convert to fraction form
    105,015,132.96/144,923,203.35 = 57,972,095.01/x
  3. Step 3: Cross multiply
    105,015,132.96x = 144,923,203.35 × 57,972,095.01
  4. Step 4: Simplify right side
    105,015,132.96x = 8,401,501,713,759,750
  5. Step 5: Solve for x
    x = 8,401,501,713,759,750/105,015,132.96
  6. Step 6: Final answer
    x = 80,002,771.76

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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.