Home / 449,345,544.64-620,097,691.74-251,107,039.64

Finding the Fourth Proportional to 449,345,544.64, 620,097,691.74 and 251,107,039.64

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Solution

The fourth proportional to 449,345,544.64, 620,097,691.74 and 251,107,039.64 is: 346,528,184.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    449,345,544.64 : 620,097,691.74 = 251,107,039.64 : x
  2. Step 2: Convert to fraction form
    449,345,544.64/620,097,691.74 = 251,107,039.64/x
  3. Step 3: Cross multiply
    449,345,544.64x = 620,097,691.74 × 251,107,039.64
  4. Step 4: Simplify right side
    449,345,544.64x = 155,710,895,660,428,672
  5. Step 5: Solve for x
    x = 155,710,895,660,428,672/449,345,544.64
  6. Step 6: Final answer
    x = 346,528,184.20

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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.