Home / 283,843,681.21-425,768,933.55-111,401,705.53

Finding the Fourth Proportional to 283,843,681.21, 425,768,933.55 and 111,401,705.53

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Solution

The fourth proportional to 283,843,681.21, 425,768,933.55 and 111,401,705.53 is: 167,103,897.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,843,681.21 : 425,768,933.55 = 111,401,705.53 : x
  2. Step 2: Convert to fraction form
    283,843,681.21/425,768,933.55 = 111,401,705.53/x
  3. Step 3: Cross multiply
    283,843,681.21x = 425,768,933.55 × 111,401,705.53
  4. Step 4: Simplify right side
    283,843,681.21x = 47,431,385,359,159,240
  5. Step 5: Solve for x
    x = 47,431,385,359,159,240/283,843,681.21
  6. Step 6: Final answer
    x = 167,103,897.32

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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.