Home / 1,399,941,256.53-2,099,884,853.48-418,033,106.49

Finding the Fourth Proportional to 1,399,941,256.53, 2,099,884,853.48 and 418,033,106.49

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Solution

The fourth proportional to 1,399,941,256.53, 2,099,884,853.48 and 418,033,106.49 is: 627,041,587.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,399,941,256.53 : 2,099,884,853.48 = 418,033,106.49 : x
  2. Step 2: Convert to fraction form
    1,399,941,256.53/2,099,884,853.48 = 418,033,106.49/x
  3. Step 3: Cross multiply
    1,399,941,256.53x = 2,099,884,853.48 × 418,033,106.49
  4. Step 4: Simplify right side
    1,399,941,256.53x = 877,821,388,569,452,672
  5. Step 5: Solve for x
    x = 877,821,388,569,452,672/1,399,941,256.53
  6. Step 6: Final answer
    x = 627,041,587.98

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.