Home / 283,768,772.58-391,600,732.95-153,388,580.58

Finding the Fourth Proportional to 283,768,772.58, 391,600,732.95 and 153,388,580.58

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Solution

The fourth proportional to 283,768,772.58, 391,600,732.95 and 153,388,580.58 is: 211,676,147.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,768,772.58 : 391,600,732.95 = 153,388,580.58 : x
  2. Step 2: Convert to fraction form
    283,768,772.58/391,600,732.95 = 153,388,580.58/x
  3. Step 3: Cross multiply
    283,768,772.58x = 391,600,732.95 × 153,388,580.58
  4. Step 4: Simplify right side
    283,768,772.58x = 60,067,080,581,288,136
  5. Step 5: Solve for x
    x = 60,067,080,581,288,136/283,768,772.58
  6. Step 6: Final answer
    x = 211,676,147.57

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.