Home / 1,403,846,375.04-2,105,899,013.69-458,449,416.42

Finding the Fourth Proportional to 1,403,846,375.04, 2,105,899,013.69 and 458,449,416.42

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Solution

The fourth proportional to 1,403,846,375.04, 2,105,899,013.69 and 458,449,416.42 is: 687,716,399.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,403,846,375.04 : 2,105,899,013.69 = 458,449,416.42 : x
  2. Step 2: Convert to fraction form
    1,403,846,375.04/2,105,899,013.69 = 458,449,416.42/x
  3. Step 3: Cross multiply
    1,403,846,375.04x = 2,105,899,013.69 × 458,449,416.42
  4. Step 4: Simplify right side
    1,403,846,375.04x = 965,448,173,865,634,176
  5. Step 5: Solve for x
    x = 965,448,173,865,634,176/1,403,846,375.04
  6. Step 6: Final answer
    x = 687,716,399.05

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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.