Home / 283,918,867.20-425,878,300.80-186,984,028.80

Finding the Fourth Proportional to 283,918,867.20, 425,878,300.80 and 186,984,028.80

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Solution

The fourth proportional to 283,918,867.20, 425,878,300.80 and 186,984,028.80 is: 280,476,043.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,918,867.20 : 425,878,300.80 = 186,984,028.80 : x
  2. Step 2: Convert to fraction form
    283,918,867.20/425,878,300.80 = 186,984,028.80/x
  3. Step 3: Cross multiply
    283,918,867.20x = 425,878,300.80 × 186,984,028.80
  4. Step 4: Simplify right side
    283,918,867.20x = 79,632,440,462,082,272
  5. Step 5: Solve for x
    x = 79,632,440,462,082,272/283,918,867.20
  6. Step 6: Final answer
    x = 280,476,043.20

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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.