Home / 541,868,127.78-747,798,571.98-303,717,713.87

Finding the Fourth Proportional to 541,868,127.78, 747,798,571.98 and 303,717,713.87

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Solution

The fourth proportional to 541,868,127.78, 747,798,571.98 and 303,717,713.87 is: 419,141,966.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    541,868,127.78 : 747,798,571.98 = 303,717,713.87 : x
  2. Step 2: Convert to fraction form
    541,868,127.78/747,798,571.98 = 303,717,713.87/x
  3. Step 3: Cross multiply
    541,868,127.78x = 747,798,571.98 × 303,717,713.87
  4. Step 4: Simplify right side
    541,868,127.78x = 227,119,672,713,277,248
  5. Step 5: Solve for x
    x = 227,119,672,713,277,248/541,868,127.78
  6. Step 6: Final answer
    x = 419,141,966.60

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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.