Home / 463,764,420.27-639,987,727.05-254,916,075.24

Finding the Fourth Proportional to 463,764,420.27, 639,987,727.05 and 254,916,075.24

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Solution

The fourth proportional to 463,764,420.27, 639,987,727.05 and 254,916,075.24 is: 351,780,241.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    463,764,420.27 : 639,987,727.05 = 254,916,075.24 : x
  2. Step 2: Convert to fraction form
    463,764,420.27/639,987,727.05 = 254,916,075.24/x
  3. Step 3: Cross multiply
    463,764,420.27x = 639,987,727.05 × 254,916,075.24
  4. Step 4: Simplify right side
    463,764,420.27x = 163,143,159,581,354,368
  5. Step 5: Solve for x
    x = 163,143,159,581,354,368/463,764,420.27
  6. Step 6: Final answer
    x = 351,780,241.11

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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.