Home / 436,982,007.60-655,724,953.80-164,548,292.40

Finding the Fourth Proportional to 436,982,007.60, 655,724,953.80 and 164,548,292.40

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Solution

The fourth proportional to 436,982,007.60, 655,724,953.80 and 164,548,292.40 is: 246,917,309.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,982,007.60 : 655,724,953.80 = 164,548,292.40 : x
  2. Step 2: Convert to fraction form
    436,982,007.60/655,724,953.80 = 164,548,292.40/x
  3. Step 3: Cross multiply
    436,982,007.60x = 655,724,953.80 × 164,548,292.40
  4. Step 4: Simplify right side
    436,982,007.60x = 107,898,421,431,858,880
  5. Step 5: Solve for x
    x = 107,898,421,431,858,880/436,982,007.60
  6. Step 6: Final answer
    x = 246,917,309.08

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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.