Home / 410,212,646.86-566,002,956.77-242,865,812.56

Finding the Fourth Proportional to 410,212,646.86, 566,002,956.77 and 242,865,812.56

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Solution

The fourth proportional to 410,212,646.86, 566,002,956.77 and 242,865,812.56 is: 335,101,243.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    410,212,646.86 : 566,002,956.77 = 242,865,812.56 : x
  2. Step 2: Convert to fraction form
    410,212,646.86/566,002,956.77 = 242,865,812.56/x
  3. Step 3: Cross multiply
    410,212,646.86x = 566,002,956.77 × 242,865,812.56
  4. Step 4: Simplify right side
    410,212,646.86x = 137,462,768,007,308,592
  5. Step 5: Solve for x
    x = 137,462,768,007,308,592/410,212,646.86
  6. Step 6: Final answer
    x = 335,101,243.37

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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.