Home / 565,710,937.26-780,675,453-314,811,031.56

Finding the Fourth Proportional to 565,710,937.26, 780,675,453 and 314,811,031.56

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Solution

The fourth proportional to 565,710,937.26, 780,675,453 and 314,811,031.56 is: 434,436,084.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    565,710,937.26 : 780,675,453 = 314,811,031.56 : x
  2. Step 2: Convert to fraction form
    565,710,937.26/780,675,453 = 314,811,031.56/x
  3. Step 3: Cross multiply
    565,710,937.26x = 780,675,453 × 314,811,031.56
  4. Step 4: Simplify right side
    565,710,937.26x = 245,765,244,672,500,288
  5. Step 5: Solve for x
    x = 245,765,244,672,500,288/565,710,937.26
  6. Step 6: Final answer
    x = 434,436,084.73

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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.