Home / 496,642,372.15-744,938,794.05-185,727,130.03

Finding the Fourth Proportional to 496,642,372.15, 744,938,794.05 and 185,727,130.03

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Solution

The fourth proportional to 496,642,372.15, 744,938,794.05 and 185,727,130.03 is: 278,581,434.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    496,642,372.15 : 744,938,794.05 = 185,727,130.03 : x
  2. Step 2: Convert to fraction form
    496,642,372.15/744,938,794.05 = 185,727,130.03/x
  3. Step 3: Cross multiply
    496,642,372.15x = 744,938,794.05 × 185,727,130.03
  4. Step 4: Simplify right side
    496,642,372.15x = 138,355,344,266,915,728
  5. Step 5: Solve for x
    x = 138,355,344,266,915,728/496,642,372.15
  6. Step 6: Final answer
    x = 278,581,434.10

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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.